GENERAL HISTOLOGY

NERVOUS SYSTEM SPECIAL SENSE

PERIPHERAL NERVE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The autonomic nervous system prepares the body for the “fight or flight” response by:
A
heightening the senses
B
increasing heart rate and blood pressure
C
decreasing the pain sensation
D
increasing blood supply to the kidneys
Explanation: 

Detailed explanation-1: -Heart rate is controlled by the activity of the autonomic nervous system: the sympathetic and parasympathetic nervous systems increase and suppress heart rate, respectively.

Detailed explanation-2: -The sympathetic nervous system directs the body’s rapid involuntary response to dangerous or stressful situations. A flash flood of hormones boosts the body’s alertness and heart rate, sending extra blood to the muscles.

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