Week 1

Question 1

posterior primary ramus

Answer 1

innervates back muscles and skin

Question 2

anterior primary ramus

Answer 2

innervate limbs and trunk

Question 3

lumbosacral plexus

Answer 3

sensory/motor innervation to lower extremity

Question 4

superior/inferior gluteal nerves

Answer 4

innervate large muscles in gluteal regions

Question 5

tibial part of sciatic nerve

Answer 5

muscles in posterior compartment of thigh and leg and sole of foot

Question 6

fibular part of sciatic nerve

Answer 6

anterior and lateral compartments of leg and muscles associated with dorsal surface of foot

Question 7

femoral nerve

Answer 7

anterior compartment of thigh

Question 8

obturator nerve

Answer 8

muscles in medial compartment

Question 9

brachial plexus

Answer 9

provides nerves for all upper extremity muscles except trapezius m

Question 10

musculocutaneous nerve

Answer 10

innervates muscles of anterior comppartment

Question 11

median nerve

Answer 11

innervates majority of muscles of anterior compartment of the forearm

Question 12

ulnar nerve

Answer 12

innervates 1.5 muscles in anterior forearm and also majority of hand muscles

Question 13

axillary nerve

Answer 13

around deltoid muscle

Question 14

radial nerve

Answer 14

innervates extensor compartments of both arm and forearm

Question 15

great saphenous vein

Answer 15

from dorsal venous arch and drains into femoral vein, ascends anterior to medial malleolus and up medial leg

Question 16

small saphenous vein

Answer 16

from dorsal venous arch but from lateral side, ascends posterior to lateral malleolus and up midline of posterior leg drains into popliteal vein