Brachial Plexus

Brachial Plexus

Multiple Choice

Which terminal nerve of the brachial plexus has a sensory distribution of the fourth finger (medial portion) and fifth finger?

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

Which terminal nerve of the brachial plexus has a sensory distribution of the anterior lateral surface of forearm? (Hint: It is a motor nerve above the forearm)

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

Which terminal nerve of the brachial plexus innervates the triceps, aconeus, brachioradialis, supinator, (wrist and finger flexor and thumb extensor muscles posterior arm)?

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

Which terminal nerve of the brachial plexus innervates the pronator teres, flexor pollicis longus, flexor pollicis brevis, pronator quadratus ,(pronators, wrist and finger flexors on radial side, and most thumb muscles)?

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

1

• radial nerve

• medial nerve

Multiple Choice

11

• ulnar nerve

• medial cord

Multiple Choice

10

• medial nerve

• ulnar nerve

Multiple Choice

9

• radial nerve

• medial nerve

Multiple Choice

8

• musculocutaneous nerve

• radial nerve

Multiple Choice

7

• axillary nerve

• musculocutaneous nerve

Multiple Choice

You are observing Dr Gasser anaesthetise a patient prior to open rotator cuff repair surgery. She intends to perform a regional nerve block affecting the brachial plexus and asks you about the relevant anatomy.

Between which two muscles do the roots of the brachial plexus emerge?

• Anterior and middle scalene

• Pectoralis minor and major

• Sternocleidomastoid and anterior scalene

• Middle and posterior scalene

• Anterior and posterior scalene

Multiple Choice

Which terminal nerve of the brachial plexus has a sensory distribution of the fourth finger (medial portion) and fifth finger?

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

Which terminal nerve of the brachial plexus has a sensory distribution of the anterior lateral surface of forearm?

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

Which terminal nerve of the brachial plexus innervates the triceps, extensor carpi radialis longus, brachioradialis, extensor carpi radialis brevis, wrist and finger flexor and thumb extensor muscles?

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

Which terminal nerve of the brachial plexus innervates the deltoid and teres minor muscles?

• Axillary nerve

• Musculocutaneous nerve

• Radial Nerve

• Median nerve

• Ulnar nerve

Multiple Choice

What are the roots for the Axillary nerves?

• C5, C6

• C6, C7, C8, T1

• C8, T1

• C6, C7

Multiple Choice

What are the roots for the Radial and Median nerves?

• C5, C6

• C5,C6, C7, C8, T1

• C8, T1

• L2, L3, L4

Multiple Choice

Which nerve runs down middle of anterior arm and palm of hand (thumb,2,3 1/2 of 4th finger)?

• Radial Nerve

• Median Nerve

Multiple Choice

Which nerve runs down antteromedial arm and primarily innervates fingers 4 and 5?

• Radial Nerve

• Ulnar Nerve

Multiple Choice

Which nerve runs down the posterior arm?

• Musculocutaneous Nerve

• Radial Nerve

Multiple Choice

Teres minor is supplied by

• Axillary nerve

• Radial nerve

• Ulnar nerve

Multiple Choice

Biceps brachi,brachialis,chorachobrachialis are supplied by

• Median nerve

• Radial nerve

• Musculocutaneous nerve

• Ulnar nerve