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Questions and Answers
Which response is characteristic of the sympathetic nervous system?
Which response is characteristic of the sympathetic nervous system?
- Constrict pupils
- Decreased heart rate
- Increased motility (correct)
- Rest and digest response
Which neurotransmitter is released by postganglionic axons of the sympathetic nervous system?
Which neurotransmitter is released by postganglionic axons of the sympathetic nervous system?
- Melatonin
- Epinephrine
- Norepinephrine (correct)
- Acetylcholine
Which of the following is a characteristic of the sympathetic nervous system's response?
Which of the following is a characteristic of the sympathetic nervous system's response?
- Decreased heartbeat
- Constrict blood vessels (correct)
- Constriction of pupils
- Rest and digest response
What neurotransmitter is released by the preganglionic axons of the sympathetic nervous system?
What neurotransmitter is released by the preganglionic axons of the sympathetic nervous system?
Where are the nerve cell bodies located in the sympathetic nervous system?
Where are the nerve cell bodies located in the sympathetic nervous system?
What effect does the release of norepinephrine by postganglionic axons of the sympathetic nervous system have on target organs?
What effect does the release of norepinephrine by postganglionic axons of the sympathetic nervous system have on target organs?
Which type of neurons conduct impulses away from the brain and spinal cord?
Which type of neurons conduct impulses away from the brain and spinal cord?
What is the function of Schwann cells in the peripheral nervous system?
What is the function of Schwann cells in the peripheral nervous system?
Which type of glial cells form myelin sheath on axons in the central nervous system?
Which type of glial cells form myelin sheath on axons in the central nervous system?
What is the function of nodes of Ranvier in nerve conduction?
What is the function of nodes of Ranvier in nerve conduction?
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