Clinical anatomy of the upper limb Flashcards Preview

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Flashcards in Clinical anatomy of the upper limb Deck (12):
1

Nerve roots that make up the brachial plexus

C5-T1

2

Nerve roots tested by:
a) biceps jerk
b) triceps jerk
c) supinator jerk

a) C5/C6
b) C7
c) C5/C6

3

The radial nerve supplies which groups of muscle? Which myotome is being tested when these muscles are tested?

The extensors of elbow, wrist and finger. c7

4

The musculocutaneous nerve supplies which muscle?

Biceps brachii- flexor of elbow

5

Which muscle does the axillary nerve supply?

Deltoid- abduction of shoulder

6

Which intrinsic muscles of the hand are supplied by the ulnar nerve?

All the intrinsic muscles of the hand except LOAF:
Lateral two lumbricals
Opponens pollicus
Abductor pollicus brevis
Flexor pollicus brevis

7

Which intrinsic muscles of the hand are supplied by the median nerve?

LOAF muscles

8

Finger flexion- nerves and myotome?

Median and ulnar
C8

9

Thumb abduction- nerve and myotome?

Median nerve, T1

10

Finger abduction- nerve and myotome?

Ulnar nerve, T1

11

Nerve which provides sensory innervation to:
a) the "regimental badge" area
b) the lateral dorsum of hand
c) the medial dorsum of hand, and medial 1 and a half fingers
d) the lateral 2 and a half fingers

a) axillary nerve
b) radial nerve
c) ulnar nerve
d) median nerve

12

Roots of the:
a) radial nerve
b) musculocutaneous nerve
c) axillar nerve
d) median nerve
e) ulnar

a) C5-T1
b) C5-C7
c) C5-C6
d) C6-T1
e) C8-T1