The Nervous System Answers

Use the drop-down menus to complete the sentence. The central nervous system contains , which is the center of the nervous system, and , which coordinates simple reflexes.

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Which actions are functions of the somatic nervous system? Check all that apply.regulates involuntary activitiesincreases heart rate and blood pressurerelays information to and from internal organsstimulates digestionregulates voluntary activitiesrelays information to and from skin and skeletal muscles

Which system prepares the body for the situation described in the scenario?

Which is an example of a reflex?

Use the drop-down menus to complete the sentences about how neurons distribute information to the body. Information enters the neuron through the . Information passes through the to the axon. Information leaves the neuron through the .

Use the drop-down menus to complete the sentences. The neuron that transmits the impulse is called the , and the cell receiving the impulse is called the . When a nerve impulse arrives at the axon terminal of the neuron, it triggers the release of molecules called . These molecules diffuse across the synapse and bind to receptors on the next cell.

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