spinal nerves

Question 1

Nerves in the Cervical Plexus

Answer 1

Phrenic Nerve

Question 2

Nerves in the Brachial Plexus

Answer 2

• radial nerve
• axillary nerve
• musculocutaneous nerve
• median nerve
• ulnar nerve

Question 3

Nerves that don’t belong to a plexus

Answer 3

• intercostal nerve via dorsal ramus
• intercostal nerve via ventral ramus

Question 4

Nerves in the Lumbar plexus

Answer 4

• obturator Nerve
• femoral Nerve
• Saphenous vein

Question 5

Nerves in the Sacral Plexus

Answer 5

• Gluteal
• sciatic
• tibial
• common fibular nerve

Question 6

phrenic nerve innervation

Answer 6

diaphragm

Question 7

radial nerve innervation

Answer 7

skin of posterolateral arm, forearm, and dorsal hand
all extensor muscles of arm, forearm and wrist

Question 8

Innervation of Axillary nerve

Answer 8

skin and muscle of shoulder

Question 9

Innervation of musculocutaneous Nerves

Answer 9

skin along lateral surface of forearm
flexor muscles of arm

Question 10

innervation of median nerve

Answer 10

skin along lateral palmar surface of hand, wrist and palmar digit #1
- muscles of wrist flexors on lateral forearm and hand flexors

Question 11

Innervation of Ulnar Nerve

Answer 11

• skin along medial surface of wrist, hand, digits #4/5
• muscles of medial forearm

Question 12

innervation of intercostal nerve via dorsal ramus

Answer 12

• skin and muscle at appropriate level of back

Question 13

innervation of intercostal nerve via ventral ramus

Answer 13

• skin and muscles at appropriate level of thoracic and abdominal wall

Question 14

innervation of obturator nerve

Answer 14

skin of mid-medial surface of thigh- adductor muscles of the thigh

Question 15

innervation of femoral nerve

Answer 15

• skin over anteromedial surface of thigh, leg, and ankle
• muscles of anterior medial surface of thigh

Question 16

innervation of saphenous vein

Answer 16

• skin of medial surface of leg, ankle and foot
• knee joint

Question 17

innervation of gluteal surface

Answer 17

• muscles of buttocks- abductor and extensor muscles of thigh

Question 18

innervation of sciatic nerve

Answer 18

• combine tibial and fibular nerves
• skin of leg, ankle, and foot
• all posterior muscle of thigh and leg

Question 19

innervation of tibial nerve

Answer 19

• skin of posterior surface of leg and plantar surface of foot
• flexor muscles of leg and plantar flexor muscles of foot

Question 20

innervation of common fibular

Answer 20

• skin of anterolateral surface of leg, ankle, and dorsolateral foot
• muscles of anterolateral muscles of leg