Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 53, Problem 8TY
Which of the following act(s) as a vasoconstrictor?
- a. norepinephrine
- b. acetylcholine
- c. AII
- d. aldosterone
- e. both a and c
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- A patient has been in a serious car accident and is hemorrhaging. Which of the following changes would be seen in this patient? a. a decrease in stroke volume b. an increase in heart rate c. a possible decrease in cardiac output d. All of these are correct.arrow_forwardSelect the correct one, Which of the following would not increase Cardiac Output? A. increase blood epinephrine concentration B. Increase Atrial Preload C. Increase Cardiac sarcoplasmic calcium concentration D. Increase Arterial Afterloadaarrow_forwardWhat happens to preload when there is venousconstriction in the veins?a. It increases.b. It decreases.c. It remains constant.d. There is no way to predictarrow_forward
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- Which of the following is a circulatory adjustment to sustained moderate exercise? A. Constriction of the cutaneous circulation B) Decreased intestinal blood flow C. Decreased venous return D. Increased renal blood flow E) Increased total peripheral vascular resistararrow_forwardIf an ARB is prescribed, you would likely expect which one of the following? ●A. the production of angiotensin II would decrease ●B. the amount of aldosterone released would decrease ●C. this drug would affect the heart but not blood vessels ●D. there would be a persistent cough in your patientarrow_forwardShort-term blood pressure regulation is most associated with what effector organs? a. the heart and veins b. the heart and arteries c. the heart and arterioles d. the heart and kidneys e. the heart and systemic capillariesarrow_forward
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