Which of the following statements about the sympathetic nervous system is true?Group of answer choicesThe sympathetic nervous system uses acetylcholine as its sole neurotransmitter.All of these statements are true.The sympathetic nervous system has long preganglionic neurons and short postganglionic neurons.None of these statements are true.The sympathetic nervous system controls the rest-and-digest response.
Question
Which of the following statements about the sympathetic nervous system is true?Group of answer choicesThe sympathetic nervous system uses acetylcholine as its sole neurotransmitter.All of these statements are true.The sympathetic nervous system has long preganglionic neurons and short postganglionic neurons.None of these statements are true.The sympathetic nervous system controls the rest-and-digest response.
Solution
None of these statements are true. The sympathetic nervous system primarily uses norepinephrine (not acetylcholine) as its main neurotransmitter. It has short preganglionic neurons and long postganglionic neurons (not the other way around). And it is responsible for the body's fight-or-flight response, not the rest-and-digest response (which is controlled by the parasympathetic nervous system).
Similar Questions
Which of the following statements about the parasympathetic nervous system is true?Group of answer choicesOne neuron carries information from the central nervous system to the target cells in the parasympathetic nervous system.The parasympathetic nervous system innervates skeletal muscles.The parasympathetic nervous system controls the fight-or-flight response.The parasympathetic nervous system uses norepinephrine as its sole neurotransmitter.The parasympathetic nervous system leaves the central nervous system via the cranial nerves and sacral spinal nerves.
In which way are the sympathetic and parasympathetic divisions of the autonomic system similar?Multiple ChoiceBoth utilize two neurons per message.In both, the preganglionic neuron is shorter than the postganglionic neuron.Both use norepinephrine as their neurotransmitter.Both arise from the sacral spinal nerves.Both are associated with the relaxed state (rest-and-digest).
Which of the following is a target for the sympathetic nervous system?
Which nerves carry sympathetic signals out of the central nervous system?Group of answer choicesThoracic and lumbar spinal nervesCranial nerves and sacral spinal nervesCervical and coccygeal spinal nerves
The preganglionic neuron in both the sympathetic and parasympathetic nervous systems always release Ach which is always inhibitory True False
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