Anatomy Review

Question 1

Axillary nerve motor and sensory and nerve roots

Answer 1

Motor - Deltoid/Teres Minor/Triceps (long head)

Sensory - Lateral upper arm (Sergeant’s Patch)

C5 and C6

Question 2

Musculocutaneous nerve motor and sensory and nerve roots

Answer 2

Motor - biceps/brachialis

Sensory - lateral forearm

Nerve roots - C5, C6

Question 3

Radial motor and sensory and nerve roots

Answer 3

Motor - triceps (medial and lateral heads), wrist/thumb/finger extensors

Sensory - lateral dorsum of the hand, medial upper forearm

Nerve roots - C5,6,7,8

Question 4

Median motor and sensory and nerve roots

Answer 4

Motor - wrist flexors and abductors, flexion of 1st-3rd digits

Sensory - Palmar thumb to radial half of 4th digit, and the dorsal tips of digits 1 to radial half of digit 4

Nerve roots - C6-7

Question 5

Ulnar motor and sensory and nerve roots

Answer 5

Motor - wrist flexors and adductors, flexion of 4th-5th digits

Sensory - Medial palm and dorsum of hand, 5th digit and medial half of 4th digit

Nerve roots - C8, T1

Question 6

Tibial motor and sensory and nerve roots

Answer 6

Motor - ankle plantar flexion, knee flexion, great toe flexion

Sensory - sole of foot

Nerve roots - L5-S1

Question 7

Superficial peroneal motor and sensory and nerve roots

Answer 7

Motor - Ankle eversion

Sensory - Dorsum of foot

Nerve roots - L5-S1

Question 8

Deep peroneal motor and sensory and nerve roots

Answer 8

Motor - ankle dorsiflexion and inversion, great toe extension

Sensory - 1st web space

Nerve roots - L5-S1

Question 9

Sural nerve sensory and nerve roots

Answer 9

Lateral foot

S1, 2

Question 10

Saphenous nerve sensory and nerve roots

Answer 10

Anteromedial ankle

L3, 4