Upper Limb

Question 1

I.V. Vein for venipuncture?

Answer 1

Median Cubital Vein

Question 2

What divides the arm into anterior and posterior compartments?

What is it connected to?

Answer 2

Brachial Fascia (Deep Fascia of the Arm)

The humerus by 2 fascia septa

Question 3

Anterior Compartment of Arm contains:

Answer 3

1. Biceps Brachii m.
2. Coracobrachialis m.
3. Brachialis m.
4. Brachial vessels
5. 5 Brachial plexus nn.

Question 4

Biceps Brachii m.
A:

N:

Answer 4

Flexes and supinates forearm

Musculocutaneous nerve and brachial vessels

Question 5

Coracobrachialis m.
A:

N:

Answer 5

Flexes arm

Musculocutaneous nerve and brachial vessels

Question 6

Brachialis m.
A:

N:

Answer 6

Flexes forearm

Radial and musculocutaneous nerves and brachial vessels

Question 7

Posterior Compartment of Arm contains:

Answer 7

1. Triceps brachii m.
2. Radial n.
3. Deep Brachial a.

Question 8

Triceps Brachii m.
A:

N:

Answer 8

Extends forearm

Radial nerve and deep brachial vessels

Question 9

Anterior Compartment of Forearm:
1. Number of layers?

2. Associated functions?
3. Nerves?

Answer 9

1. 3 layers (Superficial, Intermediate, Deep)
2. Wrist movement, digit and thumb flexion, pronation
3. Median and ulnar nn. (C6, C7, C8, T1)

Question 10

Posterior Compartment of Forearm:
1. Number of layers?

2. Associated functions?
3. Nerves?

Answer 10

1. 2 layers (superficial, deep)
2. Wrist movement, finger and thumb extension, supination
3. Radial n. (C5-C8)

Question 11

The Musculocutaneous Nerve pierces the ______ to supply it. Continues into _____ mm to supply them. Emerges between these muscles as _______ nerve. Supplies skin of ______.

Answer 11

Coracobrachialis m.

Biceps and Brachialis mm.

Antebrachial Cutaneous n.

Lateral Forearm

Question 12

____ nerve runs down medial aspect of arm lateral to brachial artery, crosses over medial side of it and enters _____. Runs between superficial and deep ____ forearm mm to supply most of ____ forearm mm. Continues under _____ to supply lateral hand (palmar branch).

Answer 12

Median nerve

Cubital fossa

Anterior forearm mm.

Anterior forearm mm.

Carpal Tunnel

Question 13

The _____ nerve travels posteriorly down medial aspect of arm, runs in _____ between medial epicondyle and olecranon, dives deep into medial forearm with artery to supply it, continues over _____ to supply medial hand and deep mm of hand.

Answer 13

Ulnar

Cubital Tunnel

Carpal Tunnel

Question 14

The _____ nerve runs with deep brachial artery in radial groove of humerus. Continues between _____ mm. Supplies all _____ and lateral part of _____ m. Divides into superficial branch (supplies ____) and deep branch (supplies ____).

Answer 14

Radial nerve

Brachialis and Brachioradialis mm.

Triceps Brachii
Brachialis m.

Skin on back of hand
Mm of posterior forearm

Question 15

The _____ artery is a direct continuation of the axillary artery. It splits into ____ and ____ aa at the _____.

Answer 15

Brachial artery

Radial
Ulnar
Cubital Fossa