EMBRYOLOGY
NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What does Norepinephrine do?
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Increases your heart rate
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Increases motivation and pleasure
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Calms you down
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Makes you angry
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Explanation:
Detailed explanation-1: -Norepinephrine (NE) can raise blood pressure and speed up heart rate. However, because its effect of raising heart rate is less than that of reflex reduction of heart rate caused by the increase of blood pressure, NE causes more heart rate decrease in patients.
Detailed explanation-2: -In the brain, norepinephrine increases arousal and alertness, promotes vigilance, enhances formation and retrieval of memory, and focuses attention. It also increases restlessness and anxiety.
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