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.Management Sciences
A. AV node
B. SA node
C. SA node
D. Purkinje fibers
Related Mcqs:
- Cardiac output is not affected by __________________?
- A. Heart rate B. Peripheral resistance C. Systolic blood pressure D. Venous return...
- Starling’s law of the heard________________?
- A. Does not operate in the failing heart B. Does not operate during exercise C. Explains the increase in cardiac output that occurs when venous return is increased D. Explains the increase in cardiac output when the sympathetic nerves supplying the heart stimulated...
- The dicrotic notch on the aortic pressure curve is caused by_________________?
- A. Closure of the pulmonary valve B. Rapid filling of the left ventricle C. Closure of the aortic valve D. Contraction of the atria...
- Cardiac output is maximum to _________________?
- A. Liver B. Brain C. Kidney D. Heart...
- Distribution of blood flow is mainly regulated by the________________?
- A. Arteries B. Arterioles C. Capillaries D. Venules...
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