1). How does the autonomic nervous system (ANS) that controls cardiac muscle contractions differ functionally &...

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Medical Sciences

1). How does the autonomic nervous system (ANS) that controlscardiac muscle contractions differ functionally & anatomicallyfrom the somatic motor system that controls skeletal musclecontractions?
2). How do the general effects of the sympathetic divisiondiffer from the general effects of the parasympatheticdivision?
3). Within the ANS, what neurotransmitters are secreted byadrenergic & by cholinergic fibers? Where in the ANS, arethe
two neurotransmitters found?
4). Why do sympathetic division effects last much longer thanparasympathetic division effects in humans?

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1 How does the autonomic nervous system ANS that controls cardiac muscle contractions differ functionally anatomically from the somatic motor system that controls skeletal muscle contractions AUTONOMIC NERVOUS SYSTEM SOMATIC NERVOUS SYTEM 1Two divisions Sympathetic and parasympathetic No more divisions 2Innervates smooth muscle and cardiac muscle to cause involuntary movements Innervates the skeletal muscle to make voluntary actions 3Release Acetylcholine or norepinephrine as neurotransmitter Acetyl choline as neurotransmitter 4Axons are lightly myelinated or demyelinated Axons are heavily myelinated 5Singular neuron involvement from CNS to effector See Answer

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