ANATOMY
CHEST AND CARDIOVASCULAR
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the purpose of the Sympathetic Nervous System?
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Increases Heart Rate
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Decreases Heart Rate
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -Sympathetic stimulation increases heart rate and myocardial contractility. During exercise, emotional excitement, or under various pathological conditions (e.g., heart failure)[5], the sympathetic nervous system is activated.
Detailed explanation-2: -The sympathetic nervous system increases heart rate, whereas the parasympathetic nervous system suppresses it. Heart rate variability (HRV) can be analyzed using electrocardiography (ECG) to assess the activity of the autonomic nervous system (Kimura et al., 1996).
Detailed explanation-3: -It is a component of the autonomic nervous system. It controls and regulates various involuntary actions in our body. It causes the heart beat to accelerate.
There is 1 question to complete.