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Muscles
Muscle OIA
62
Anatomy
Undergraduate 1
09/17/2018

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Cards

Term
Pectoralis Major
Definition
O: Medial half of clavicle, front of sternum, 1-6 costal cartilage I: greater tubercle humerus A: Horizontally adduct, Flexion, Extension, Adduction, Internal rotation
Term
Pectoralis Minor
Definition
O: Ribs 3-5 I: Coracoid process A: Protract, depress, downward rotation, scapula and elevate ribs, abduction
Term
Serratus Anterior
Definition
O: Ribs 1-9; I: Ventral surfaces of the superior and inferior angles and vertebral (medial) border of scapula; A: Stabilization, Abduction, Upward rotation
Term
Trapezius
Definition
O: Occipital bone, spines of C7 and T1-12; I: Lateral 1/3 of clavicle, acromion, and spine of scapula; A: Laterally rotate scapula; upper portions can elevate scapula, lower portion can depress scapula
Term
Rhomboids
Definition
O: Spines of C7 and T1-5; I: Vertebral (medial) border of scapula; A: Adduction, Downward rotation, Elevation
Term
Levator Scapulae
Definition
O: Transverse Processes of C1-4; I: Upper part of medial border of scapula; A: Elevate scapula, medial rotation of scapula
Term
Latissimus Dorsi
Definition
O: Scrum and Iliac crests, inferior angle of scapula and lower ribs, Spine of lower 6 T Vertebrae, All L Vertebrae; I: Intertubercular groove of humerus; A: Extend and adduct at shoulder, medially rotate at shoulder, and horizontally abduct away from midline
Term
Deltoid
Definition
O: Lateral 1/3 clavicle, acromion, and spine of scapula; I: Deltoid tuberocity of humerus; A: Abduct at shoulder; anterior fibers flex the shoulder, posterior fibers extend the shoulder
Term
Teres Major
Definition
O: Inferior angle of scapula; I: Intertuberculer of humerus; A: Medially rotates shoulder, and extension
Term
Subscapularis
Definition
O: Subscapular fossa of Scapula; I: Lesser tubercle of humerus; A: Medially rotate shoulder, adduct at shoulder
Term
Supraspinatus
Definition
O: Supraspinatus fossa of Scapula; I: Greater tubercle of humerus; A: Abduct at shoulder
Term
Teres Minor
Definition
O: Lateral border of scapula; I: Greater tubercle of humerus; A: Lateral rotation at shoulder
Term
Infraspinatus
Definition
O: Infrasinatus fossa of Scapula; I: Greater tubercle of humerus; A: External rotation
Term
Long Head of Biceps
Definition
O: Supraglenoid tubercle of Scapula; I: Tuberosity of radius; A: Flex elbow, supinate forearm, and flex shoulder
Term
Short head of biceps
Definition
O: Coracoid process of Scapula; I: Tuberosity of radius; A: Flex elbow, supinate forearm, and flex shoulder
Term
Brachialis
Definition
O: Anterior Humerus; I: Coronoid process of ulna and ulnar tuberocity; A: Flex elbow
Term
Lateral Head of Triceps
Definition
O: Humerus (Posteroir); I: Olecranon of ulna; A: Extend elbow
Term
Long Head of Triceps
Definition
O: Infraglenoid tubercle of scapula; I: Olecranon of ulna; A: Extend elbow
Term
Medial Head of Triceps
Definition
O: Humerus (Distal 2/3); I: Olecranon of ulna; A: Extend elbow
Term
Brachioradialis
Definition
O: Distal 2/3 Lateral condyloid ridge of the humerus; I: Radius Styloid process; A: Flexes at elbow, Supination of forearm
Term
Supinator
Definition
O: Lateral epicondyle and ulna; I: Lateral surface of radius; A: Supinates at forearm
Term
Pronator Teres
Definition
O: Medial epicondyle of humerusand coronoid of ulna; I: Lateral middle 1/3 of radius; A: Pronate forearm, Flexion of elbow
Term
Flexor Carpi Radialis
Definition
O: Medial epicondyle; I: 2nd and 3rd metacarpals; A: Flex
Term
Palmaris Longus
Definition
O: Medial epicondyle; I: Palmar fascia; A: Flex
Term
Flexor Carpi Ulnaris
Definition
O: Medial epicondyle; I: 5th metacarpal; A: Flex
Term
Pronator Quadratus
Definition
O: Distal ulna anterior; I: Distal radius anterior; A: Pronates forearm
Term
Extensor Carpi Radialis Longus
Definition
O: Lateral epicondyle; I: Base of 2nd metacarpal (long); A: Extend wrist
Term
Extensor Carpi Ulnaris
Definition
O: Lateral epicondyle and ulna; I: Base of 5th metatarsal; A: Extends wrist
Term
Spinalis, Longissimus, Iliocostalis
Definition
O: Posterior iliac crest, Sacrum, Ribs, Verebrae; I: Angles of ribs, Transverse processes of all vertebrae; A: Extension (both sides), Lateral flexion
Term
Multifidi
Definition
O: Articular processes of C-3-7, Articular processes of the lumbar vewrtebrae, Transverse processes of the thoracic, vertebrae; I: Spinous processes spanning 1-4 vertebrae above origin; A: Stablility during trunk extension, rotation, side bending
Term
Psoas Major, Psoas Minor, Iliacus
Definition
O: Bodies of T12 and L1-L5, Iliac fossa, Iliac crest; I: Lesser trochanter of femur; A: Flexsion and external rotation
Term
Rectus Abdominis
Definition
O: Pubic crest; I: Costal cartilages 5-7; A: Flex vertebral column and lateral flex
Term
External Oblique
Definition
O: Anterior, Lateral border of lower 8 ribs; I: Anterior 1/2 of ilium, pubic crest, anterior fascia; A: Both sides flex vertebral column, one side (unilateral contraction) will rotatevertebral column to opposite side
Term
Internal Oblique
Definition
O: Lumbar fascia, iliac crest and anterior fascia; I: Cartilage of lower 4 ribs, linea alba, superior ramus of pubis; A: Both sides flex vertebral column, one side (unilateral cont.) will rotate vertebral column to same side
Term
Transversus Abdominis
Definition
O: Iliac crest, cartilage of lower 6 ribs, lumbar fascia, anterior fascia; I: Linea alba, xiphoid process, anterior fascia, pubis; A: Compress abdomen
Term
Rectus Femoris
Definition
O: Anterior inferior iliac spine; I: Patella and patellar tendon; A: Extends knee and flexes hip
Term
Vastus Lateralis, Vastus Medialis, Vastus Intermedius
Definition
O: Along the following surfaces of the femur: Lateral, Anterior, Medial; I: Patella, tibial tuberosity via patellar tendon; A: Extends knee
Term
Sartorius
Definition
O: Anterior superior iliac spine; I: Medial surface of tibia; A: Flexes hip and knee joint
Term
Pectineus
Definition
O: Pectinal line of pubis; I: Pectinal line and linea aspera; A: Flex, adduct and medially rotate hip
Term
Adductor Longus, Adductor Brevis
Definition
O: Body of pubis; I: Linea aspera of Femur; A: Adduction
Term
Adductor Magnus
Definition
O: Pubic ramus and ischial tuberosity; I: medial aspects of femur; A: Adduction
Term
Gracilis
Definition
O: Pubic symphysis, Pubic arch; I: Medial surface of tibia; A: Adduct hip
Term
Gluteus Maximus
Definition
O: Posterior 1/4 of iliac crest and sacrum; I: Iliotibial tract and gluteal tuberosity of femur; A: Extend and laterally rotate hip
Term
Gluteus Medius And Gluteus Minimus
Definition
O: Lateral surface of Ilium; I: Greater trochanter of Femur; A: Abduct hip Anterior: Flex and medially rotate Posterior: Extend and laterally rotate
Term
Tensor Fasciae Latae
Definition
O: Iliac crest and Ilium: below crest; I: Iliotibial tract; A: Flex, abduct, medially rotate hip
Term
Piriformis Superior Gemellus Obturator Internus Inferior Gemellus Quadratus Femoris
Definition
O: Pelvis; I: Greater trochanter and posterior part of femur; A: external rotators of hip
Term
Biceps Femoris
Definition
O: Long head: ischial tuberosity, Short head: Linea aspera; I: Fibular head, lateral condyle of tibia; A: Flex knee, extend hip
Term
Semimembranosus
Definition
O: Ischial tuberosity; I: Medial condyle of tibia; A: Flex knee, extend hip, Adduction
Term
Semitendinosus
Definition
O: Ischial tuberosity; I: Medial surface of tibia; A: Flex knee, extend hip, Adduction
Term
Tibialis Anterior
Definition
O: Proximal 2/3 of Lateral tibia; I: Medial cuniform and 1st metatarsal; A: Dorsi flex and invert
Term
Extensor Digitorum
Definition
O: Lateral condyle of tibia and proximal 3/4 of fibula; I: Dorsal surface of the phalanges of toes 2-5; A: Dorsi flex and evert, extend joints of toes 2-5
Term
Extensor Hallucis Longus
Definition
O: Anterior middle surface of fibula; I: Distal phalanx of great toe; A: Dorsi flex, invert, extend joints of big toe
Term
Soleus
Definition
O: Proximal 2/3 of posterior surface of Tibia, and femur, Soleal line; I: Posterior surface of calcaneus via Achilles Tendon; A: Plantar flex
Term
Peroneus Tertius
Definition
O: Distal 1/3 of the anterior/lateral surface of fibula; I: Dorsal surface of the base of 5th metatarsal; A: Dorsi flex and evert
Term
Peroneus Longus
Definition
O: Head of fibula, lateral surface of head of tibia, proximal 2/3 of lateral fibula; I: 1st metatarsal and medial cuneiform; A: Plantar flex and evert
Term
Peroneus Brevis
Definition
O: Distal 2/3 of lateral fibula; I: Base of 5th metatarsal; A: Plantar flex and evert
Term
Gastrocnemius
Definition
O: Posterior surface of femoral condyles; I: Unites with tendon of soleus and forms the tendocalcaneus (Achilles tendon) to posterior surface of calcaneus; A: Plantar flex (powerful) and flex knee
Term
Plantaris
Definition
O: Posterior surface of femur above the lateral condyle; I: Joins Achilles tendon to posterior calcaneus; A: Knee Flex and Planter flex (not much)
Term
Popliteus
Definition
O: Lateral condyle of femur; I: Proximal Tibia; A: Flex knee, laterally rotate femur
Term
Flexor Digitorum Longus
Definition
O: Posterior middle 1/3 of tibia; I: Distal phalanges of toes 2-5; A: Flexes all joints of toes 2-5, plantar flex and invert
Term
Flexor Hallucis Longus
Definition
O: Distal 2/3 of fibula; I: Distal phalanx of great toe; A; Flex joints of big toe, plantar flex and invert
Term
Tibialis Posterior
Definition
O: medial Fibula, lateral tibia; I: lower medial surfaces of medial tarsals and metatarsals; A; Plantar flex and invert
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