Topic Test Answers

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41
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Which of the following best describes the function of nerves?

A
They send information around to different cells of the body.
B
They connect the brain to the body.
C
They carry messages from the muscles.
D
They carry sensory and motor impulses.
42
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What are the two main components of the nervous system?

A
the brain nervous system and the spinal cord nervous system
B
the parasympathetic nervous system and the brain nervous system
C
the cranial nervous system and the parasympathetic nervous system
D
the central nervous system and the peripheral nervous system
43

The corpus callosum is comprised of more than 200 million axons that connect the hemispheres of the brain.

A
T
B
F
44

Where is the brain located?

A
in the spinal cord
B
in the neck
C
in the chest cavity
D
in the skull
45

Analyze the image below and answer the question that follows. Which line is pointing to the myelin sheath?

Question illustration
A
1
B
2
C
3
D
4
46

Regulating unconscious biological functions is a function of the __________.

A
medulla
B
pons
C
cerebrum
D
cerebellum

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