5) How does norepinephrine effect the heart? A) increases heart contractility B) lowers heart rate C) causing a decrease in stroke volume D) Both A & B E.) None of the above

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Heart rate directly effects the blood pressure. Change in the heart rate will responsible for changing in stoke volume. Nervous system together with endocrine system are responsible for regulating the blood pressure in our body.

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