The central nervous system consists of the brain and muscles.

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Which of the following is NOT a function of the nervous system?

a.

receives information about your body

c.

signals a response to stimuli

b.

maintains homeostasis

d.

all of these are nervous system functions

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The action which occurs after stimulus is called a(n) ____.

a.

stimulus.

b.

reaction.

c.

impulse.

d.

response.

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Motor neurons carry impulses from the brain to the muscles.

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A junction where one neuron can transfer an impulse to another structure is called:

a.

axon.

b.

dendron.

c.

cell body.

d.

synapse.

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An impulse is sent from the motor neuron to a(n) _____.

a.

a muscle or gland.

b.

a sensory neuron.

c.

an interneuron.

d.

none of the above.

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Consider the example of shivering when a cold wind blows. The wind would be referred to as the _____________, and shivering the _____________.

a.

stimulus, response

b.

response, stimulus

c.

receptor, response

d.

stimulus, receptor

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An axon carries impulses toward the nerve cell body.

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The type of neurons known as interneurons pick up stimuli from the external or internal environment and convert those stimuli to nerve impulses.

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Which of the following carries nerve impulses away from the cell body?

a.

axon

b.

nucleus

c.

dendrite

d.

none of the above

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