| Term 
 
        | Pelvic Floor (Pelvic Diaphragm): General Info |  | Definition 
 
        | levator ani + coccygeus; Functions to support viscera (especially when increased intrabdominal pressure [coughing, laughing, weight lifting] and aids voluntary control of urination and fecal continence |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Levator ani Puborectalix
 Pubococcygeus
 Iliococcygeus
 Coccygeus (Ischiococcygeus)
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Muscular sling from pubis |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Maintains fecal continence Sometimes treated as part of pubococcygeus
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Tendinous Arch and Ischial Spine |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Blends with pubococcygeus |  | 
        |  | 
        
        | Term 
 
        | Coccygeus (Ischiococcygeus): Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Coccygeus (Ischiococcygeus): Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Muscles: Superficial Perineal Pouch |  | Definition 
 
        | Bulbospongiosus Ischiocavernosus
 Superficial transverse perineal muscles
 |  | 
        |  | 
        
        | Term 
 
        | Bulbospongiosus: Origin (Male) |  | Definition 
 
        | Covers bulb of penis Perineal Body
 |  | 
        |  | 
        
        | Term 
 
        | Bulbospongiosus: Origin (Female) |  | Definition 
 
        | Cover bulb of vestibule and greater vestibular glands |  | 
        |  | 
        
        | Term 
 
        | Bulbospongiosus: Insertion (Male) |  | Definition 
 
        | Paired Muscles- fused as median tendinous raphe |  | 
        |  | 
        
        | Term 
 
        | Bulbospongiosus: Action (Male) |  | Definition 
 
        | Compresses bulb and crura when contracted aids: emptying spongy urethra of residual urine/semine, erection by increasing pressure on erectile tissue in root and compressing venous return (deep dorsal vein of penis)
 |  | 
        |  | 
        
        | Term 
 
        | Bulbospongiosus: Action (Female) |  | Definition 
 
        | Compress deep dorsal vein of clitoris and weakly constrict vagina |  | 
        |  | 
        
        | Term 
 
        | Bulbospongiosus: Innervation |  | Definition 
 
        | Perineal Branches of Pedundal Nerve (S2-S4) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Paired muscles, cover crura |  | 
        |  | 
        
        | Term 
 
        | Ischiocavernosus: Actions |  | Definition 
 
        | Compresses each crus Aids: achieving and maintaining erection via compression of crura (forcing blood distally) and retarding venous return
 |  | 
        |  | 
        
        | Term 
 
        | Ischiocavernosus: Innervation |  | Definition 
 
        | Perineal branches of pedundal nerve (S2-S4) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Assists in erection for both males and females |  | 
        |  | 
        
        | Term 
 
        | Superficial transverse perineal muscles: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Superficial transverse perineal muscles: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Superficial transverse perineal muscles: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Superficial transverse perineal muscles: Innervation |  | Definition 
 
        | Perineal branches of pedundal nerves (S2-S4) |  | 
        |  | 
        
        | Term 
 
        | Muscles Innervated by the Perineal Branch of the pedundal nerve |  | Definition 
 
        | Bulbospongiosus Ischiocavernosus
 Superficial Transverse Perineal Muscles
 External Urethral Sphincter
 |  | 
        |  | 
        
        | Term 
 
        | Muscles of the Deep Perineal Pouch |  | Definition 
 
        | Deep Transverse Perineal muscles External Urethral Sphincter
 |  | 
        |  | 
        
        | Term 
 
        | Deep transverse Perineal Muscles: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Deep Transverse Perineal Muscles: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Deep Transverse Perineal Muscles: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Deep Transverse Perineal Muscles: Notes |  | Definition 
 
        | Tiny. Posterior to Sphincter Urethrae |  | 
        |  | 
        
        | Term 
 
        | External Urethral Sphincter: Origin |  | Definition 
 
        | Muscle Surrounding Urethra |  | 
        |  | 
        
        | Term 
 
        | External Urethral Sphincter: Innervation |  | Definition 
 
        | Perineal Branches of Pedundal nerve (S2-S4) |  | 
        |  | 
        
        | Term 
 
        | External urethral Sphincter: Notes |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of Thigh: Primary Action |  | Definition 
 
        | Extend leg and flex thigh |  | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of Thigh: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of Thigh: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Medial Compartment of Thigh: Primary Action |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Medial Compartment of Thigh: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Medial Compartment of Thigh: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Posterior Compartment of Thigh: Primary Actions |  | Definition 
 
        | Flex leg and extend thigh |  | 
        |  | 
        
        | Term 
 
        | Posterior Compartment of Thigh: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Posterior Compartment of Thigh: Blood Supply |  | Definition 
 
        | Perforating Branches of Deep Femoral Artery |  | 
        |  | 
        
        | Term 
 
        | Superficial Gluteal Muscles: Function |  | Definition 
 
        | Mainly extensors and abductors |  | 
        |  | 
        
        | Term 
 
        | Superficial Gluteal Muscles |  | Definition 
 
        | Gluteus Maximus Gluteus Medius
 Gluteus Minimus
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Sacrotuberous ligament Ilium (Posterior  to posterior gluteal line)
 Sacrum
 Coccyx
 |  | 
        |  | 
        
        | Term 
 
        | Gluteus Maximus: Insertion |  | Definition 
 
        | Gluteal Tuberosity and Iliotibial tract |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Extend and laterally rotate thigh Rising from sitting position
 |  | 
        |  | 
        
        | Term 
 
        | Gluteus Maximus: Innervation |  | Definition 
 
        | Inferior Gluteal Nerve (L5-S2) |  | 
        |  | 
        
        | Term 
 
        | Gluteus maximus: Blood Supply |  | Definition 
 
        | Superior and Inferior Gluteal Arteries |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Ilium between anterior and posterior gluteal line |  | 
        |  | 
        
        | Term 
 
        | Gluteus Medius: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Abduction and Medial Rotation of Thigh |  | 
        |  | 
        
        | Term 
 
        | Gluteus Medius: Innervation |  | Definition 
 
        | Superior Gluteal Nerve (L4-S1) |  | 
        |  | 
        
        | Term 
 
        | Gluteus Medius: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Damage to superior gluteal nerve -> waggling gait |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Ilium between anterior and inferior gluteal lines |  | 
        |  | 
        
        | Term 
 
        | Gluteus minimus: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Abduction and medial rotation of thighs |  | 
        |  | 
        
        | Term 
 
        | Gluteus Minimus: Innervation |  | Definition 
 
        | Superior Gluteal Nerve (L4-S1) |  | 
        |  | 
        
        | Term 
 
        | Gluteus Minimus: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Deep Gluteal Muscles: Function |  | Definition 
 
        | Stabilizers of hip joint Lateral rotators of Thigh
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Piriformis Obturator Internus (Triceps coxae)
 Superior Gemellus (Triceps coxae)
 Inferior Gemellus (Triceps coxae)
 Quadratus Femoris
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Anterior surface of sacrum and sacrotuberous ligament (through greater sciatic foramen) |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Stabilize hip joint and laterally rotate thigh |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Branches of ventral rami of S1 and S2 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | "Bed" for sacral nerve plexus Located partly in pelvis and partly in gluteal region
 |  | 
        |  | 
        
        | Term 
 
        | Obturator Internus: Origin |  | Definition 
 
        | Obturator Membrane and surround bone Leaves pelvis through lesser sciatic foramen
 |  | 
        |  | 
        
        | Term 
 
        | Obturator Internus: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Obturator Internus: Action |  | Definition 
 
        | Stabilize hip joint and laterally rotate thigh |  | 
        |  | 
        
        | Term 
 
        | Obturator Internus: Innervation |  | Definition 
 
        | Nerve to Obturator Internus (L5-S2) |  | 
        |  | 
        
        | Term 
 
        | Obturator internus: Notes |  | Definition 
 
        | Obturator membrane lines muscles Forms tendinous arch medially
 |  | 
        |  | 
        
        | Term 
 
        | Superior Gemellus: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Superior Gemellus: Insertion |  | Definition 
 
        | Tendon of Obturator Internus (to Greater trochanter) |  | 
        |  | 
        
        | Term 
 
        | Superior Gemellus: Actions |  | Definition 
 
        | Stabilize hip joint and laterally rotate thigh |  | 
        |  | 
        
        | Term 
 
        | Superior Gemellus: Innervation |  | Definition 
 
        | Nerve to Obturator Internus (L5-S2) |  | 
        |  | 
        
        | Term 
 
        | Inferior Gemellus: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Inferior Gemellus: Insertion |  | Definition 
 
        | Tendon of Obturator internus (to greater trochanter) |  | 
        |  | 
        
        | Term 
 
        | Inferior Gemellus: Actions |  | Definition 
 
        | Stabilize hip joint and laterally rotate thigh |  | 
        |  | 
        
        | Term 
 
        | Inferior Gemellus: Innervation |  | Definition 
 
        | Nerve to quadratus femoris (L4-S1) |  | 
        |  | 
        
        | Term 
 
        | Quadratus Femoris: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Quadratus Femoris: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Quadratus Femoris: Actions |  | Definition 
 
        | Stabilize hip joint and laterally rotate thigh |  | 
        |  | 
        
        | Term 
 
        | Quadratus Femoris: Innervation |  | Definition 
 
        | Nerve to Quadratus Femoris (L4-S1) |  | 
        |  | 
        
        | Term 
 
        | Quadratus Femoris: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Superior Part of medial surface of tibia |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Lateral border femoral triangle Longest muscle in the body
 |  | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of Thigh: Main function |  | Definition 
 
        | Flexors of hip and extensors of knee |  | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of Thigh: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of Thigh: Muscles |  | Definition 
 
        | Sartorius Rectus femoris
 Vastus lateralis
 Vastus medialis
 Vastus intermedius
 Articularis genu
 Psoas Major
 Iliacus
 Tensor Fascia Latae
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Rectus Femoris: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Flexors of hip and extensors of knee |  | 
        |  | 
        
        | Term 
 
        | Rectus Femoris: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Vastus Lateralis: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Vastus Lateralis: Actions |  | Definition 
 
        | Flexors of hip and extensors of knee |  | 
        |  | 
        
        | Term 
 
        | Vastus Lateralis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Vastus Medialis: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Flexors of hip and extensors of the knee |  | 
        |  | 
        
        | Term 
 
        | Vastus Medialis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Vastus Intermedius: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Vastus Intermedius: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Vastus Intermedius: Actions |  | Definition 
 
        | Flexors of hip and extensors of knee |  | 
        |  | 
        
        | Term 
 
        | Vastus Intermedius: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Articularis genu: Insertion |  | Definition 
 
        | Synovial membrane of knee |  | 
        |  | 
        
        | Term 
 
        | Articularis genu: Actions |  | Definition 
 
        | Flexors of hip and extensors of knee |  | 
        |  | 
        
        | Term 
 
        | Articularis genu: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Flexors of hip and extensors or knee |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Flexors of hip and extensors of knee |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Tensor fascia latae: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Tensor fasci latae: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Tensor fascia latae: Actions |  | Definition 
 
        | Flexors of hip and extensors of knee |  | 
        |  | 
        
        | Term 
 
        | Tensor fascia latae: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Biceps femoris (long head) Semitendonosus
 Semimembranosus
 |  | 
        |  | 
        
        | Term 
 
        | Hamstring Muscles: Action |  | Definition 
 
        | Act on two joints Extend hip and flex knee
 |  | 
        |  | 
        
        | Term 
 
        | Hamstring Muscles: Innervation |  | Definition 
 
        | Tibial Nerve (L4-S3) of Sciatic Nerve |  | 
        |  | 
        
        | Term 
 
        | Muscles of Posterior Compartment of Thigh |  | Definition 
 
        | Biceps Femoris (long head and short head) Semitendinosus
 Semimembranosus
 |  | 
        |  | 
        
        | Term 
 
        | Biceps femoris (Long Head): Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Biceps femoris (Long Head): Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Biceps femoris (Long Head): Actions |  | Definition 
 
        | Act on two joints Extend hip and flex knee
 |  | 
        |  | 
        
        | Term 
 
        | Biceps femoris (Long Head): Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Biceps femoris (Long Head): Notes |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Biceps femoris (Short head): Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Biceps femoris (Short head): Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Biceps femoris (short head): Actions |  | Definition 
 
        | Act on two joints Extend hip and flex knee
 |  | 
        |  | 
        
        | Term 
 
        | Biceps femoris (short head): Innervation |  | Definition 
 
        | Common peroneal Nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Semitendonosus: Insertion |  | Definition 
 
        | Medial Surface of Upper tibia |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Act on two joints Extend hip and flex knee
 |  | 
        |  | 
        
        | Term 
 
        | Semitendonosus: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Semimembranosus: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Act on two joints Extend hip and flex knee
 |  | 
        |  | 
        
        | Term 
 
        | Semimembranosus: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Muscles that Insert on the medial surface of the upper Tibia |  | Definition 
 
        | Semitendonus Gracilus
 Sartorius
 |  | 
        |  | 
        
        | Term 
 
        | Muscles of Medial Compartment of thigh |  | Definition 
 
        | Pectineus Adductor Brevis
 Adductor Longus
 Adductor Magnus (adductor and hamstring parts)
 Gracilis
 Obturator Externus
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Femoral and Obturator Nerve (L2-L4) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Roof of femoral triangle (with iliopsoas) small
 Sometimes considered anterior compartment because of location/innervation
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Inferior ramus of pubic bone |  | 
        |  | 
        
        | Term 
 
        | Adductor brevis: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor brevis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor longus: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor longus: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Medial border of femoral triangle |  | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Adductor Part): Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Adductor Part): Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Adductor Part): Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Adductor part): Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Hamstring part): Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Hamstring part): Insertion |  | Definition 
 
        | Adductor tubercle of femur |  | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Hamstring part): Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor magnus (Hamstring part): Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Superior part of medial surface of tibia |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Obturator Externus: Origin |  | Definition 
 
        | Margins of obturator foramen and obturator membrane |  | 
        |  | 
        
        | Term 
 
        | Obturator Externus: Insertion |  | Definition 
 
        | Trochanteric fossa of femur |  | 
        |  | 
        
        | Term 
 
        | Obturator Externus: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Obturator Externus: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Posterior Compartment of leg: Boundaries |  | Definition 
 
        | Bounded by fibula, anterior and posterior intermuscular septa and deep fascia. Divided into superfcial and deep compartmentby transversae intermuscular septum
 |  | 
        |  | 
        
        | Term 
 
        | Posterior Compartment of Leg: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Posterior Compartment of Leg: Blood Supply |  | Definition 
 
        | Posterior tibial artery Peroneal artery
 |  | 
        |  | 
        
        | Term 
 
        | Muscles of the superficial group of Posterior compartment of leg |  | Definition 
 
        | Gastrocnemius Soleus
 Plantaris
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Lateral and medial condyles of femur |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Gastrocnemius: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Gastrocnemius: Blood Supply |  | Definition 
 
        | Posterior tibial artery Peroneal Artery
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Make up tendocalcaneous with soleus Has two heads
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Fibula Soleal line of tibia
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Posterior tibial artery Peroneal Artery
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Anti-gravity muscle No action on knee
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Lateral supracondylar line of femur |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Weak plantar flexion of ankle weak flexion of leg
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Posterior Tibial Artery Peroneal Artery
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Absent 5-10% does NOT contribute to Achille's tendon
 |  | 
        |  | 
        
        | Term 
 
        | Muscles of Deep Group of Posterior Compartment of Leg |  | Definition 
 
        | Popliteus Flexor Hallucis Longus
 Flexor Digitorum Longus
 Tibialis Posterior
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Superior to soleal line of tibia |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Laterally rotates femur 5 degrees to unlock knee joint |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Posterior tibial artery Peroneal Artery
 |  | 
        |  | 
        
        | Term 
 
        | Flexor Hallucis Longus: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor Hallucis Longus: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor Hallucis Longus: Actions |  | Definition 
 
        | Flexes great toe Plantar flexes ankle
 |  | 
        |  | 
        
        | Term 
 
        | Flexor Hallucis Longus: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor Hallucis Longus: Blood Supply |  | Definition 
 
        | Posterior tibial artery Peroneal artery
 |  | 
        |  | 
        
        | Term 
 
        | Flexor Hallucis Longus: Notes |  | Definition 
 
        | Crosses Flexor Digitorum Longus tendon after flexor retinaculum |  | 
        |  | 
        
        | Term 
 
        | Flexor Digitorum Longus: Origin |  | Definition 
 
        | Tibia inferior to soelal line |  | 
        |  | 
        
        | Term 
 
        | Flexor Digitorum Longus: Insertion |  | Definition 
 
        | Bases of distal phalanges toes 2-5 |  | 
        |  | 
        
        | Term 
 
        | Flexor Digitorum Longus: Action |  | Definition 
 
        | Flexes digits 2-5 Plantar flexes ankle
 |  | 
        |  | 
        
        | Term 
 
        | Flexor Digitorum Longus: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor Digitorum Longus: Blood supply |  | Definition 
 
        | Posterior tibial artery Peroneal artery
 |  | 
        |  | 
        
        | Term 
 
        | Tibialis Posterior: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Tibialis posterior: Insertion |  | Definition 
 
        | Navicular Cuneiform
 Cuboid
 Bases of metatarsals 2,3,4
 |  | 
        |  | 
        
        | Term 
 
        | Tibialis Posterior: Action |  | Definition 
 
        | Plantar flexes ankle Inverts foot
 |  | 
        |  | 
        
        | Term 
 
        | Tibialis Posterior: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Tibialis Posterior: Blood Supply |  | Definition 
 
        | Posterior tibial artery Peroneal artery
 |  | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of leg: Notes |  | Definition 
 
        | Anterior to IO membrane Between anterior intermuscular septum and tibia
 Muscles pass anterior to ankle joints
 |  | 
        |  | 
        
        | Term 
 
        | Anterior Compartment of Leg: Innervation |  | Definition 
 
        | Deep peroneal nerve (Branch of common peroneal nerve L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Anterior compartment of Leg: Blood supply |  | Definition 
 
        | Anterior tibial artery (Branch of popliteal artery) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Trauma to muscles of anterior compartment Bleeding -> increased pressure -> compression of other structures
 |  | 
        |  | 
        
        | Term 
 
        | Injury to common peroneal nerve |  | Definition 
 
        | Paralysis of all anterior and lateral compartment muscles |  | 
        |  | 
        
        | Term 
 
        | Muscles of Anterior Compartment |  | Definition 
 
        | Tibialis Anterior Extensor Hallucis Longus
 Extensor Digitorum Longus
 Peronius tertius
 |  | 
        |  | 
        
        | Term 
 
        | Tibialis Anterior: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Tibialis Anterior: Insertion |  | Definition 
 
        | Medial cuneiform and 1st metatarsal |  | 
        |  | 
        
        | Term 
 
        | Tibialis Anterior: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Tibialis Anterior: Innervation |  | Definition 
 
        | Deep peroneal nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Tibialis Anterior: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Shin splints Tibialis anterior strain
 |  | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis longus: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Longus: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Longus: Action |  | Definition 
 
        | Dorsiflex ankle Extends great toe
 |  | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Longus: Innerveation |  | Definition 
 
        | Deep peroneal nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Longus: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Digitorum Longus: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor digitorum longus: Insertion |  | Definition 
 
        | middle and distal phalanges toe 2-5 |  | 
        |  | 
        
        | Term 
 
        | Extensor digitorum longus: Actions |  | Definition 
 
        | Dorsiflex ankle Extends digits 2-5
 |  | 
        |  | 
        
        | Term 
 
        | Extensor digitorum longus: Innervation |  | Definition 
 
        | Deep peroneal nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Extensor digitorum longus: Blood supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor digitorum longus: Notes |  | Definition 
 
        | One tendon for each of lateral four toes Dorsal expansions over the toes
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Peroniuis tertius: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Peronius Tertius: Actions |  | Definition 
 
        | Dorsiflex ankle Extend toes
 |  | 
        |  | 
        
        | Term 
 
        | Peronius Tertius: Innervation |  | Definition 
 
        | Deep peroneal nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Peronius Tertius: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Lateral Compartment (Everter Compartment): Boundaries |  | Definition 
 
        | Bound by fibula Anterior and posterior intermuscular septa and deep fascia
 |  | 
        |  | 
        
        | Term 
 
        | Lateral Compartment: Innervation |  | Definition 
 
        | Superficial peroneal nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Lateral Compartment: Blood Suply |  | Definition 
 
        | Branches of peroneal artery Anterior tibial artery
 |  | 
        |  | 
        
        | Term 
 
        | Muscles of Lateral Compartment |  | Definition 
 
        | Peroneus longus Peroneus brevis
 |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Peroneus longus: Insertion |  | Definition 
 
        | Base 1st metatarsal and medial cuneiform |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Peroneus Longus: Innervation |  | Definition 
 
        | Superficial peroneal nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Peroneus Longus: Blood Supply |  | Definition 
 
        | Branches of peroneal and anterior tibial arteries |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Peroneus brevis: Insertion |  | Definition 
 
        | Tuberosity 5th metatarsal |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Peroneus brevis: Innervation |  | Definition 
 
        | Superficial peroneal nerve (L4-S2) |  | 
        |  | 
        
        | Term 
 
        | Peroneus brevis: Blood supply |  | Definition 
 
        | Branches of peronea and anterior tibial arteries |  | 
        |  | 
        
        | Term 
 
        | Dorsal Foot Muscles: Innervation |  | Definition 
 
        | Branch of deep fibular nerve |  | 
        |  | 
        
        | Term 
 
        | Dorsal Foot Muscles: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Muscles of the Dorsal Foot |  | Definition 
 
        | Extensor Digitorum Brevis Extensor Hallucis Brevis
 |  | 
        |  | 
        
        | Term 
 
        | Extensor Digitorum Brevis: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Digitorum Brevis: Insertion |  | Definition 
 
        | Tendons of extensor digitorum longus |  | 
        |  | 
        
        | Term 
 
        | Extensor digitorum brevis: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Digitorum Brevis: Innervation |  | Definition 
 
        | Lateral terminal branch of peroneal nerve |  | 
        |  | 
        
        | Term 
 
        | Extensor digitorum brevis: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Digitorum Brevis: Notes |  | Definition 
 
        | Only intrinsic muscle of dorsum of foot Under tendons of extensor digitorum longus
 |  | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Brevis: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Brevis: Insertion |  | Definition 
 
        | Proximal Phalanx of great toe |  | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Brevis: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Longus: Innervation |  | Definition 
 
        | Lateral terminal branch of peroneal nerve |  | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Longus: Blood Supply |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Extensor Hallucis Longus: notes |  | Definition 
 
        | Part of Extensor digitorum brevis |  | 
        |  | 
        
        | Term 
 
        | Muscles of Plantar Compartment of Foot: Actions |  | Definition 
 
        | Help maintain balance/support arches of foot |  | 
        |  | 
        
        | Term 
 
        | Innervation of the Muscles of Plantar Compartment of foot |  | Definition 
 
        | Lateral and medial Plantar nerves |  | 
        |  | 
        
        | Term 
 
        | Muscles of Plantar Compartment of Foot: Blood Supply |  | Definition 
 
        | Medial and lateral plantar arteries (from posterior tibial artery) |  | 
        |  | 
        
        | Term 
 
        | Muscles of 1st Layer Plantar Compartment of Foot |  | Definition 
 
        | Abductor Hallucis Flexor Digitorum brevis
 Abductor Digiti Minimi
 |  | 
        |  | 
        
        | Term 
 
        | Abductor hallucis: origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Abductor Hallucis: Insertion |  | Definition 
 
        | Base of 1st proximal phalanx |  | 
        |  | 
        
        | Term 
 
        | Abductor Hallucis: Action |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Abductor Hallucis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Abductor Hallucis: Blood supply |  | Definition 
 
        | Medial and Lateral Plantar arteries |  | 
        |  | 
        
        | Term 
 
        | Flexor digitorum brevis: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor digitorum brevis: Insertion |  | Definition 
 
        | Middle phalanx of lateral 4 toes |  | 
        |  | 
        
        | Term 
 
        | Flexor digitorum brevis: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor digitorum brevis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor digitorum brevis: Blood supply |  | Definition 
 
        | Medial and lateral plantar artery |  | 
        |  | 
        
        | Term 
 
        | Flexor digitorum brevis: Notes |  | Definition 
 
        | Deep to plantar aponeurosis |  | 
        |  | 
        
        | Term 
 
        | Abductor digiti minimi: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Abductor digiti minimi: Insertion |  | Definition 
 
        | Base of 5th proximal phalanx |  | 
        |  | 
        
        | Term 
 
        | Abductor digiti minimi: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Abductor digiti minimi: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Abductor digiti minimi: Blood supply |  | Definition 
 
        | Medial and lateral plantar artery |  | 
        |  | 
        
        | Term 
 
        | Muscles of the 2nd Layer of the Foot |  | Definition 
 
        | Quadratus plantae (2 heads) Lumbricals (4)
 Flexor digitorum longus
 Flexor hallucis longus
 |  | 
        |  | 
        
        | Term 
 
        | Quadratus plantae: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Quadratus plantae: Insertion |  | Definition 
 
        | Tendon of flexor digitorum longus |  | 
        |  | 
        
        | Term 
 
        | Quadratus plantae: Action |  | Definition 
 
        | Assists flexor digitorum in flexing digits 2-5 Maintains tension on tendon
 |  | 
        |  | 
        
        | Term 
 
        | Quadratus plantae: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Quadratus plantae: Blood supply |  | Definition 
 
        | Medial and lateral plantar arteries |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Tendon of flexor digitorum longus |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Flexor sheath of lateral 4 toes |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Flex MP joints Extend IP joints
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 1 -> Medial plantar nerve 2-4 -> Lateral plantar nerve
 |  | 
        |  | 
        
        | Term 
 
        | Muscles of the 3rd layer of foot |  | Definition 
 
        | Flexor hallucis brevis Adductor hallucis (oblique and transverse head)
 Flexor digiti minimi brevis
 |  | 
        |  | 
        
        | Term 
 
        | Flexor hallucis brevis: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor hallucis brevis: Insertion |  | Definition 
 
        | Base 1st proximal phalanx |  | 
        |  | 
        
        | Term 
 
        | Flexor hallucis brevis: Action |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor hallucis brevis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor hallucis brevis: Blood supply |  | Definition 
 
        | Medial and lateral plantar arteries |  | 
        |  | 
        
        | Term 
 
        | Flexor hallucis brevis: Notes |  | Definition 
 
        | Tendon goes to sesamoid bone |  | 
        |  | 
        
        | Term 
 
        | Adductor Hallucis (Oblique Head): Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor Hallucis (Transverse Head): Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor Hallucis: Insertion |  | Definition 
 
        | Base 1st proximal phalanx |  | 
        |  | 
        
        | Term 
 
        | Adductor Hallucis: Action |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor Hallucis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Adductor Hallucis: Blood Supply |  | Definition 
 
        | Medial and lateral plantar arteries |  | 
        |  | 
        
        | Term 
 
        | Flexor digiti minimi brevis: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor digiti minimi brevis: Insertion |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor digiti minimi brevis: Action |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor digiti minimi brevis: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Flexor digiti minimi brevis: Blood supply |  | Definition 
 
        | Medial and lateral plantar arteries |  | 
        |  | 
        
        | Term 
 
        | 4th Muscle Layer of the Foot |  | Definition 
 
        | Plantar interossei (3) Dorsal interossei (4)
 Peroneius longus tendon
 Tibialis posterior tendon
 |  | 
        |  | 
        
        | Term 
 
        | Plantar interossei: Origin |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Plantar interossei: Insertion |  | Definition 
 
        | Medial side of base of proximal phalanx toes 3-5 |  | 
        |  | 
        
        | Term 
 
        | Plantar interossei: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Plantar interossei: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Plantar interossei: Blood supply |  | Definition 
 
        | Medial and lateral plantar arteries |  | 
        |  | 
        
        | Term 
 
        | Dorsal interossei: Origin |  | Definition 
 
        | Adjacent sides 1-5 metatarsals |  | 
        |  | 
        
        | Term 
 
        | Dorsal interossei: Insertion |  | Definition 
 
        | Proximal phalanx toes 2-4 |  | 
        |  | 
        
        | Term 
 
        | Dorsal interossei: Actions |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Dorsal interossei: Innervation |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Dorsal interossei: Blood Supply |  | Definition 
 
        | Medial and Lateral Plantar arteries |  | 
        |  |