Question 1

A nerve from the cord of the brachial plexus innervates the posterior extensor muscles of the upper limb.

Accepted Answer

The answer of A nerve from the cord of the...

Question 2

A lesion/injury to the radial nerve causes

Accepted Answer

A)  footdrop. 
B)  the ʺhand of benediction.ʺ 
C)  wrist-drop. 
D)  claw hand.

Question 3

Figure 14.1
Use the diagram above to answer the following questions.
-Which letter indicates a bulbous corpuscle (Ruffini ending) that slowly adapts to deep pressure stimuli?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 4

The muscles that initiate flexion at the elbow joint (biceps brachii and brachialis) are innervated by what nerve from the lateral cord?

Accepted Answer

A)  ulnar 
B)  musculocutaneous 
C)  median 
D)  radial

Question 5

Figure 14.2
Use the diagram above to answer the following questions.
-Sensory fibers of which cranial nerve pair pass through the cribriform plate of the ethmoid bone?

Accepted Answer

A)  I 
B)  II 
C)  IV 
D)  V 
E)  VIII

Question 6

Figure 14.2
Use the diagram above to answer the following questions.
-Which cranial nerve pair, similar to cranial nerve II, runs through a canal that bears the same name?

Accepted Answer

A)  IV 
B)  V 
C)  VIII 
D)  XI 
E)  XII

Question 7

A dermatome is an area of skin that is innervated by the cutaneous branches from one spinal nerve pair.

Accepted Answer

A) True 
 B)False

Question 8

The cranial nerve pair with large branches that passes through the foramen ovale of the skull is

Accepted Answer

A)  VII. 
B)  V. 
C)  I. 
D)  III.

Question 9

This term refers to clusters of peripheral cell bodies outside the CNS.

Accepted Answer

The answer of This term refers to clusters of peripheral...

Question 10

The cranial nerves that have neural connections with the tongue include all of the following except the

Accepted Answer

A)  glossopharyngeal. 
B)  trigeminal. 
C)  accessory. 
D)  facial.

Exam 14: The Nervous System: the Spinal Cord and Spinal Nerves