EMBRYOLOGY
NERVOUS SYSTEM
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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CNS
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SNS
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PNS
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None of the above
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Detailed explanation-1: -The somatic nervous system is a component of the peripheral nervous system associated with the voluntary control of the body movements via the use of skeletal muscles.
Detailed explanation-2: -The sympathetic nervous system (SNS) modulates several functions in skeletal muscle fibers, including metabolism, ionic transport across the membrane, and contractility. These actions, together with the sympathetic control of other organ systems, support intense motor activity.
Detailed explanation-3: -So, synapses established by the parasympathetic fibres are typically inhibitory, with acetylcholine as main neurotransmitter. Although most of the autonomic nervous system responses are involuntary, they can integrate with the somatic nervous system, which is responsible for the voluntary movements.