PHYSIOLOGY
SYNAPTIC PHYSIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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contraction of the ciliary muscles
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contractions of the sphincter of the iris
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function of CN III
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A, B
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A, B, C
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Detailed explanation-1: -What does the parasympathetic nervous system do? Your parasympathetic nervous system’s job is usually to relax or reduce your body’s activities. Because of the signals it carries, the rhyming phrases “rest and digest” or “feed and breed” are easy ways to remember what your parasympathetic nervous system does.
Detailed explanation-2: -When the parasympathetic nervous system (PSNS) is activated, it slows our heart and breathing rates, lowers blood pressure and promotes digestion. Our body enters a state of relaxation, and this relaxation breeds recovery.
Detailed explanation-3: -Answer and Explanation: The correct answer is D. the location of PNS ganglia is typically intramural. The parasympathetic nervous system ganglia is intramural, meaning they found near or within the organs they innervate.