Pop Quiz 3

Question 1

Rectus femoris origin

Answer 1

AIIS and iliac superior to acetabulum

Question 2

Rectus femoris insertion

Answer 2

tibial tuberosity vis patellar tendon

Question 3

Rectus femoris action

Answer 3

extension of leg, flexion of thigh, steadies hip joint

Question 4

Rectus femoris innervation

Answer 4

femoral n.

Question 5

Tibialis anterior origin

Answer 5

lateral condyle and superior 1/2 of lateral surface of tibia and interosseous membrane

Question 6

Tibialis anterior insertion

Answer 6

medial and inferior surfaces of medial cuneiform and base of 1st metatarsal

Question 7

Tibialis anterior action

Answer 7

Dorsiflexion and inversion

Question 8

Tibialis anterior innervation

Answer 8

Deep fibular n.

Question 9

Levator scapula origin

Answer 9

posterior tubercles of TPs C1-4

Question 10

Levator scapula insertion

Answer 10

medial border of scapula, superior root of scapular spine

Question 11

Levator scapula action

Answer 11

elevation and downward rotation of scapula, bilateral extension of neck

Question 12

Levator scapula innervation

Answer 12

Dorsal scapular n.

Question 13

Pectoralis minor origin

Answer 13

3-5th ribs (sometimes 6th) near costal cartilages

Question 14

Pectoralis minor insertion

Answer 14

medial border and superior surface of coracoid process on scapula

Question 15

Pectoralis minor action

Answer 15

stabilizes scapula by drawing it anterior and inferior against thoracic wall, accessory of inspiration, depression of scapula, protraction of scapula

Question 16

Pectoralis minor innervation

Answer 16

Medial pectoral n.

Question 17

External oblique origin

Answer 17

Ribs 5-12

Question 18

External oblique insertion

Answer 18

Linea alba, pubic tubercle and anterior 1/2 of iliac crest

Question 19

External oblique action

Answer 19

compress abdominal viscera, flex and rotate trunk

Question 20

External oblique innervation

Answer 20

T7-T11 thoracoabdominal nn. Subcostal n. Iliohypogastric n. Ilioinguinal n.