PHYSIOLOGY
CENTRAL NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is not a result of the parasympathetic stimulation:
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Relaxation of the urethral sphincter
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Increased peristalsis of the digestive viscera
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salivation
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dilation of the pupils
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Explanation:
Detailed explanation-1: -Answer and Explanation: The option that is not a result of parasympathetic stimulation is c. dilation of the pupils.
Detailed explanation-2: -In contrast, parasympathetic stimulation decreases heart rate and constricts the pupils. It also increases secretion of the eye glands, increases peristalsis, increases secretion of salivary and pancreatic glands, and constricts bronchioles.
Detailed explanation-3: -Dilation of the pupil is the function of the sympathetic nervous system. Parasympathetic stimulation causes: slowing down of the heartbeat; lowering of blood pressure; constriction of the pupils; decreased heart rate; salivation increase; peristalsis of the GI tract.
There is 1 question to complete.