appendicular muscles

  1. biceps brachii
    • origin-long head-superior margin of glenoid fossa, short head-coracoid process
    • insertion-radial tuberosity of radius
    • action-flexion and supination of forearm, flexion of arm
  2. triceps brachii
    • origin-inferior margin of glenoid cavity
    • insertion-olecranon process of ulna
    • action extension of forearm
  3. extensor digitorum
    • origin-lateral epicondyle of humerus
    • insertion-extensor expansions of medial four digits
    • action extension of wrist and fingers
  4. sartorius
    • origin-anterior superior iliac spine of ilium
    • insertion-medial surface of tibia (near the knee joint)
    • action flexion, abduction and lateral rotation of thigh. flexion of leg
  5. gracilis
    • origin-body and inferior ramus of pubic bone
    • insertion-medial surface of tibia (near knee joint)
    • action-adduction of thigh, flexion and medial rotation of leg
  6. rectus femoris
    • origin-anterior inferior iliac spine of ilium
    • insertion-patella (by quadriceps tendon)
    • action-extension of leg, flexion of thigh
  7. vastus lateralis
    • origin-greater trochanter and lateral lip of lenea aspera of femur
    • insertion-patella (by quadriceps tendon)
    • action-extension of leg
  8. vastus medialis
    • origin-intertrochanteric line and medial lip of linea aspera
    • insertion-patella (by quadriceps tendon)
    • action-extension of leg
  9. biceps femoris
    • origin-ischial tuberosity of ischium
    • insertion-lateral side of head of fibula
    • action-extension of thigh, flexion of leg
  10. gastrocnemius
    • origin-lateral condyle of femur
    • insertion-calcaneus (by calcaneal/achilles tendon)
    • action-plantar flexion of foot, flexion of leg
  11. soleus
    • origin-head and posterior surface of fibula, medial aspect of tibia
    • insertion-calcaneus (by calcaneal/achilles tendon)
    • action-plantar flexion of foot
Author
dug
ID
44403
Card Set
appendicular muscles
Description
appendicular muscles
Updated