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MUSCLES
Muscle Names, Origins & Insertions
41
Anatomy
Undergraduate 2
10/11/2007

Additional Anatomy Flashcards

 


 

Cards

Term
Deltoid
Definition

Origin: Lateral Third of clavicle, acromion, and spine of scapula.

Insertion: Deltoid tuberosity of humerus 

Term
Trapezius
Definition

Origin: Occipital bone; spines of C7 & all thoraic vertebrae

Insertion: Acromion and spinous process of scapula; lateral third of clavicle 

Term
Infraspinatus  
Definition

Origin: Infraspinatus fossa of scapula

Insertion: Deltoid tuberosity of humerus

 

Term
Teres major  
Definition

Origin: Posterior surface at inferior angle of scapula 

Insertion: Interubercular groove of humerus 

Term
Triceps brachii 
Definition

Origin: 

Long head: inferior margin of glenoid cavity

Lateral: Posterior humerus

Medial: Distal radial groove on posterior humerus

 

 Insterion:Olcranon process of ulna

Term
Biceps brachii
Definition

origin: 

short head: coracoid process of scapula

long head: supraglenoid tubercle of scapula     

 

insertion: radial tuberosity 

Term
Brachialis
Definition

origin: distal half of of anterior humerus

insertion: coronoid process and tuberosity of ulna

 

 

Term
Rectus Abdominus  
Definition

origin: pubic crest & symphasis

insertion: xiphoid processand costal cartliages of 5t-7th ribs

Term
External oblique
Definition

origin: anterior surface of last 8 ribs

insertion: pubic crest and tubercles and illiac crest 

Term
internal oblique
Definition

origin: lumbar fascia, illiac crest

insertion: pubic crest and costal cartligages of last three ribs  

Term
Transversus Abdominis
Definition

origin: illiac crest, cartilages of last fice ribs

insertion: pubic crest 

Term
Pectoralis Minor
Definition

Origin: Anterior surface of third, fourth, and fifth ribs near costal cartilages.

Insertion: Coracoid process of scapula

 

Term
Petoralis Major
Definition

Origin: clavicle, sternum, cartilage of six ribs

Insertion: fibers converge to insert by short tendon into intertubercular groove of humerus 

Term
serratus anterior
Definition

origin: lateral aspect of first to eighth ribs

 insertion: vertebral border of anterior surface of scapula

Term
Intercostals
Definition

Origin: boarder of rib

Insertion: boarder of rib 

Term
Sternohyoid
Definition

Origin: Manubrium and medial end of

insertion: lower margin of body of the hyoid bone 

Term
Sternocleidomastoid
Definition

Origin: Manubrium of sternum and medial portion of clavicle

Insertion: Mastoid process of temporal bone and occipital bone 

Term
Palmaris Longus
Definition

origin: medial epicondyle of humerus

insertion: skin and fascia of palm 

Term
flexor carpii radialis
Definition

origins: medial epicondyle of humerus

 insertions: second and third metacarples

Term
Brachioradialis
Definition

Origin: Lateral ridge at distal end of humerus

Insertion: base of styloid process of radius 

Term
Pronator teres
Definition

Origin: Medial epicondyle of humerus and conoid process of ulna

 Insertion: Midshaft of radius 

Term
Latissimus dorsi
Definition

Origin: Indirect attachment to spinous processes of lower six thoracic vertebrae, lumbar vertebrae, lower three ribs, & illiac crest

 Insertion: floor of intertubercular groove of humerus

Term
Semimembranosus
Definition

Origin: ishial tuberosity

Insertion: Medial tibial condyle 

Term
Gluteus Maximus
Definition

Origin: Posterior aspect of dorsal ilium

Insertion: Primarily in fascia lata at the iliotibial band

 

Term
Gluteus Medius
Definition

origin: dorsal ilium inferior to iliac crest

insertion: lateral and superior surfaces of greater trochanter

 

Term
Tibialis anterior
Definition

Origin: LAteral condyle of tibia

Insertion: base of first metatarsal 

Term
Soleus  
Definition

Origin: Posterior aspect of fibular head

Insertion: Eventually nites with the gastrocnemius to form the Achilles tendon, inerting on the middle 1/3 of the mosterior calcaneal surface. 

Term
Gastrocnemius
Definition

Origin:

Medial head: medial femoral condyle

Lateral head: femoral lateral condyle

 

Insertion: The two heads unite into a broad aponeurosis which eventually unites with the deep tendon of the soleus to form the Achilles tendon, inserting on the middle 1/3 of the calcanous surface 

Term
Vastus Medial
Definition

Origin: inferior portion of intertrochanteric line

Insertion: medial base and border of patella 

Term
Vastus Intermedius
Definition

Origin: Superiour 2/3 of anterior and lateral surfaces of femur; also from lateral intermuscular septum of thigh

Insertion: lateral border of patella 

Term
Vastus Lateralis
Definition

origin: greater trochanter

insertion: lateral base of boarder of patella 

Term
Rectus Femoris
Definition

Origin: Straight head from anterior inferior iliac spine; reflected head from groove just above acetabulum

 insertion: base of patella 

Term
Adductor Longus
Definition

origin: body of pubis, just lateral to pubic symphysis

 

insertion: mid femor 

Term
Biceps femoris
Definition

origin:Long head: ischial tuberosity; short head: lateral supracondylar rid of femur

Insertion: fibular head 

Term
Gracilis
Definition

Origin: pubic symphysis, pubis

insertion: medial surface of tibial shaft 

Term
Semitendinosus
Definition

origin: posterior portion of the ischtial tuberosity

insertion: tibial shaft 

Term
Iliopsoas
Definition

origin: iliac crest and lumbar vertbrae

insertion: lesser trochanter of femor 

Term
Tensor fasciae latae
Definition

origin: iliac crest and iliac spine

insertion: iliotibial tract 

Term
Pectineus  
Definition

Origin: Pubis

Insertion: Inferior to lesser trochanter 

Term
Sartorius
Definition

Origin: Anterior superior iliac spine

Insertion: Via aponeurosis medial aspect of proximal tibia 

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