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True/False
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1

The two major divisions of the nervous system are the central nervous system and the autonomic nervous system.
A)True
B)False
2

Schwann cells produce layers of membrane containing myelin, which provide insulation for nerve fibers and play an important role in nerve regeneration.
A)True
B)False
3

Following the transmission of a nerve impulse, the neuron has a short refractory period during which it cannot conduct a second impulse.
A)True
B)False
4

Once acetylcholine is released into a synpatic cleft and has initiated a response, it is removed by the enzyme acetylcholinesterase.
A)True
B)False
5

The brain has four ventricles that produce and serve as a reservoir for cerebrospinal fluid.
A)True
B)False
6

The myelinated white matter of the spinal cord contains ascending and descending nerve tracts that travel in a straight path to the brain; tracts from the right side of the spinal cord travel to the right side of the brain.
A)True
B)False
7

The limbic system is a network that blends higher mental functions and primitive emotions into a cohesive whole.
A)True
B)False
8

Recent studies indicate that the right and left cerebral hemispheres process the same information in an identical manner.
A)True
B)False
9

Cocaine affects the mood by interfering with the uptake of dopamine from synaptic clefts.
A)True
B)False
10

Heroin works by binding to receptors meant for the body's alkaloids.
A)True
B)False







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