Exam 1: random

Question 1

Radicular arteries

Answer 1

Supply DRG

Question 2

Erb-Duchenne palsy

Answer 2

C5 and C6 caused by birth traction

“Bellman’s” or “Waiter’s Tip” Pose: adducted shoulder, medially rotated arm, extended elbow

Question 3

Pancoast Syndrome

Answer 3

weakness and dysfunction in entire arm - knocked out ulnar/radial/median

Question 4

winged scapula

Answer 4

C5-7; anterior serratus paralysis, long thoracic nerve

Question 5

wrist drop

Answer 5

extensor malfunction; radial nerve implicated

vulnerable in radial groove of humerus

related: Saturday night palsy

Question 6

Klumpke Palsy

Answer 6

excessive abduction of the arm

Lower Brachial Plexus Injury – C8 and T1

claw hand

Question 7

Anterior interosseous syndrome

Answer 7

anterior interosseous nerve (AIN), a motor branch of the median nerve

abnormal pinch

Question 8

sites of vulnerability for median nerve (incomplete)

Answer 8

Struthers’ ligament

cubital fossa

Question 9

where sympathetic preganglion nerve cell bodies are

Answer 9

intermediolateral nucleus (IML)

Question 10

anterior and posterior spinal arteries

Answer 10

supply spinal cord

Question 11

radicular arteries

Answer 11

supply DRG/roots

Question 12

Horner’s syndrome

Answer 12

miosis (a constricted pupil), ptosis (a weak, droopy eyelid), apparent anhidrosis (decreased sweating), with or without enophthalmus (inset eyeball).