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True or False
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1
Neurons have three main parts: a cell body, dendrites, and an axon.
A)True
B)False
2
Nerve activation consists of the resting potential, the positive potential, and the all or none law.
A)True
B)False
3
The myelin sheath in humans is fully developed at birth.
A)True
B)False
4
The underproduction of acetylcholine (Ach) has been indicated as an important factor in Alzheimer's disease.
A)True
B)False
5
The peripheral nervous system consists of all the neural structures that lie within the brain and spinal cord.
A)True
B)False
6
The autonomic nervous system is concerned with voluntary functions, whereas the somatic nervous system is concerned with involuntary functions.
A)True
B)False
7
The medulla regulates vital functions such as breathing and circulation.
A)True
B)False
8
Wernicke's area is responsible for speech formation.
A)True
B)False
9
Hormones are chemical messengers that are secreted from glands into the bloodstream.
A)True
B)False
10
Adrenal glands are twin structures that sit atop the kidneys and produce about 50 different hormones that regulate metabolic processes within the brain and body.
A)True
B)False





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