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Question
Which of the following substances provides insulation for the axon, as well as a means of increasing rate of conduction of neural impulses?
a. Basal ganglia b. Neurotransmitter
c. Adenosine triphosphate (ATP) d. Myelin
Answer
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Related questions
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In the neuromuscular junction of skeletal muscle,
a. acetylcholine (ACH) activates muscle function.
b. gamma aminobutyric acid (GABA) activates muscle function.
c. dopamine (DA) activates muscle function.
d. none of the above.
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a. depolarization. b. hyperpolarization.
c. repolarization. d. none of the above.
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IPSP refers to
a. a potential that is excitatory in nature.
b. use of the neurotransmitter acetylcholine (ACH).
c. an inhibitory potential.
d. an input potential.
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A neuron can fire approximately once every
a. 1 ms. b. 10 ms.
c. 100 ms. d. 1,000 ms.
Q:
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a. absolutely (absolute) refractory period.
b. relatively (relative) refractory period.
c. hypostyle (ascending) refractory period.
d. adductory (closing) refractory period.
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Commands for voluntary functions originate in the
a. spinal cord. b. brainstem.
c. cerebellum. d. cerebrum.
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The obex is a landmark of the ____________________ of the brainstem.
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Synaptic vesicles are found within the ____________________.
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a. sympathetic nervous system. b. nonsympathetic nervous system.
c. emotional nervous system. d. irrational nervous system.
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Vision is mediated by
a. thermoreceptors. b. photoreceptors.
c. phonoreceptors. d. proprioceptors.
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The term for the ability to recognize an object through touch is
a. stereognosis. b. agnosia.
c. gnosis. d. none of the above.
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