Pop Quiz 3 Flashcards
Rectus femoris origin
AIIS and iliac superior to acetabulum
Rectus femoris insertion
tibial tuberosity vis patellar tendon
Rectus femoris action
extension of leg, flexion of thigh, steadies hip joint
Rectus femoris innervation
femoral n.
Tibialis anterior origin
lateral condyle and superior 1/2 of lateral surface of tibia and interosseous membrane
Tibialis anterior insertion
medial and inferior surfaces of medial cuneiform and base of 1st metatarsal
Tibialis anterior action
Dorsiflexion and inversion
Tibialis anterior innervation
Deep fibular n.
Levator scapula origin
posterior tubercles of TPs C1-4
Levator scapula insertion
medial border of scapula, superior root of scapular spine
Levator scapula action
elevation and downward rotation of scapula, bilateral extension of neck
Levator scapula innervation
Dorsal scapular n.
Pectoralis minor origin
3-5th ribs (sometimes 6th) near costal cartilages
Pectoralis minor insertion
medial border and superior surface of coracoid process on scapula
Pectoralis minor action
stabilizes scapula by drawing it anterior and inferior against thoracic wall, accessory of inspiration, depression of scapula, protraction of scapula