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Flashcards in Brachial Plexus Deck (40):
0

Name two nerves that form the inferior trunk of the brachial plexus.

C8,T1

1

The lateral cord of the brachial plexus is formed by ______ division of ______.

Anterior divisions of upper and middle trunk

2

Name the nerves that receive the gray rami communicans from the middle cervical ganglion of thesympathetic trunk.

C5, C6

3

The eighth cervical ventral ramus contributes the white ramus communicantes to the cervicothoracic (stellate) ganglion. True/False

True

4

Name the spinal nerve, which sends the white ramus communicans to the stellate ganglion.

T1

5

The supraclavicular branches of the brachial plexus are from the roots and trunks of the brachial plexus. True/False

True

6

The longus collies are innervated by ____________.

C5-C8

7

The nerve to the phrenic nerve from the fifth cervical ventral ramus joins the phrenic nerve at the front of ________ muscle.

Anterior scalene muscle

8

The suprascapular nerve arises from ________ of the brachial plexus.

Upper/superior trunk

9

The suprascapular nerve enters the supraspinous fossa through the scapular notch above thesuperior transverse scapular ligament. True/False

False

10

Name the nerve which distributes the deep medial surface of the pectoralis major.

Lateral pectoral nerve

11

Name the muscle(s), which is or are innervated by the medial pectoral nerve.

Pectoralis major & minor

12

The upper subscapular nerve is from the ______ cord with _______ roots.

Posterior cord with C5-C6 roots

13

Name the nerve, which innervates the latissimus dorsi. ______ of ______

Thoracodorsal nerve of posterior cord (C6-C8)

14

Name the nerve which innervates the teres major.

Lower subscapular n. of posterior cord, C5, C6

15

Name the nerve which gives off the upper lateral cutaneous nerve of the arm.

Posterior branch of axillary nerve.

16

Name the nerve which pierces the coracobrachialis.

Musculocutaneous nerve

17

The lateral cutaneous nerve of the forearm is continuation of __________ nerve.

Musculocutaneous nerve

18

Name the nerve which supplies the skin over the half of the anterior surface of the forearm.

Lateral cutaneous nerve of the forearm.

19

The intercostobrachial nerve communicates with _____________ on the arm.

Medial cutaneous nerve of the arm

20

Name the nerve which arises from medial and lateral cords of the brachial plexus.

Median nerve

21

Name the nerve which locates between two tendons of the flexor digitorum superficialis and theflexor carpi radialis at the proximal to the flexor retinaculum.

Median nerve

22

Name the nerve which innervates the flexor pollicis longus. ___________ of ____________

Anterior Interosseous nerve of the median nerve

23

Name the nerves which give off the articular nerve to the elbow joint.

Median nerve, radial nerve, ulnar nerve, musculocutaneous nerve.

24

The proximal radio-ulnar joint is innervated by ______________ nerve.

Articular branches of median nerve.

25

Name the muscles, which are innervated by the median nerve in the hand (3).

(1) for the flexor pollicis brevis,
(2) for the abductor pollicis brevis,
(3) for the opponens pollicis.

26

Name the nerve, which innervates the first lumbrical.

Palmer digital branches of median nerve.

27

The ulnar nerve arises from _____ cord with _________ roots.

Medial cord with C7-T1 roots

28

Name the nerve which lies in a groove on the dorsum of the medial epicondyle.

Ulnar nerve

29

The ulnar nerve lays medial/lateral side of the ulnar vessels at the proximal end of the flexor retinaculum

Medial

30

Name the nerve which innervates the palmaris brevis. ___________ of ____________

Superficial terminal branch of ulnar nerve

31

Name the nerve which supplies the adductor pollicis. __________ of ______________

Deep terminal branch of ulnar nerve

32

The deep terminal branch of the ulnar nerve supplies following muscles, EXCEPT
a. abductor digiti minimi
c. adductor pollicis
b. opponens digiti minimi
d. opponens pollicis

opponens pollicis

33

The radial nerve arises from the _____ cord/cords with ___________ roots.

Posterior cord with C5-T1 roots

34

The muscular branches of the radial nerve innervates following muscles, EXCEPT
a. long head of the biceps brachii
c. anconeus
b. medial head of the triceps brachii
d. extensor carpi radialis brev

a. long head of the biceps brachii

35

The posterior interosseous nerve innervates following muscles, EXCEPT
a. extensor digitorum
c. abductor pollicis brevis
b. extensor carpi ulnaris
d. extensor indicus

c. abductor pollicis brevis

36

Erb’s paralysis can be caused by the injury of ______ or ______.

Upper trunk or C5,C6

37

Clutch paralysis can be caused by the injury of ____________ nerve/nerves.

Radial and/or ulnar nerve(s)

38

Winging the scapular is caused by the paralysis of the ___________ nerve of __________.

Long thoracic nerve of C5-C7 roots

39

Name the injured nerve, which might cause the wrist drop.

Ulnar nerve