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Chapter 13 a&P

Page 1 of 90
Martini: Fundamentals of Anatomy & Physiology 9th Edition
Chapter 13

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

1)

The spinal cord is part of the

A)

peripheral nervous system.

B)

somatic nervous system.

C)

central nervous system.

D)

autonomic nervous system.

E)

afferent nervous system.

Answer:

C

2)

The ________ is a strand of fibrous tissue that provides longitudinal support as a component of the coccygeal ligament.

A)

conus medullaris

B)

filum terminale

C)

cauda equina

D)

dorsal root

E)

ventral root

Answer:

B

3)

Spinal nerves are

A)

purely sensory.

B)

purely motor.

C)

both sensory and motor.

D)

interneuronal.

E)

involuntary.

Answer:

C

4)

The spinal cord consists of five regions and ________ segments.

A)

5

B)

12

C)

25

D)

31

E)

The number varies widely among individuals.

Answer:

D

5)

The dorsal root ganglia mainly contain

A)

axons of motor neurons.

B)

axons of sensory neurons.

C)

cell bodies of motor neurons.

D)

cell bodies of sensory neurons.

E)

synapses.

Answer:

D

6)

The dorsal root of a spinal nerve contains

A)

axons of motor neurons.

B)

axons of sensory neurons.

C)

cell bodies of motor neurons.

D)

cell bodies of sensory neurons.

E)

interneurons.

Answer:

B

7)

The ventral root of a spinal nerve contains

A)

axons of motor neurons.

B)

axons of sensory neurons.

C)

cell bodies of motor neurons.

D)

cell bodies of sensory neurons.

E)

interneurons.

Answer:

A

8)

The tough, fibrous, outermost...