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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- Which of the following is a factor associated with hypertension? a. Decreased cardiac output b. Hypovolemia c. Increased afterload d. Decreased afterloadarrow_forwardWhich of the following is not associated with cardiovascular disease? A. atherosclerosis B. hypertension C. High HDL D. None of the abovearrow_forwardA 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_forward
- Medication to treat congestive heart failure include all except A. Angiotensin converting enzyme inhibitors B. Vasoconstrictors C. Beta blockers and calcium channel blockers D. Massive fluids Choose the correct answerarrow_forwardIncrease venous return will cause the release of this hormone by stretching the atrial cardiac muscle cells. a. aldosterone b. gluccocorticoids c. antidiuretic hormone d. atrial natriuretic hormonearrow_forwardWhich of these is a vasoconstrictor? a. nitric oxide b. natriuretic hormone c. bradykinin d. angiotensin IIarrow_forward
- 26. Secondary hypertension may result from A. a renin secreting tumor. B. an atrial natriuretic factor secreting tumor. C. an aldosterone antagonist. D. an epinephrine antagonist. 27.Renin is secreted from the A. liver B. lungs. C. adrenal gland D. kidney 28. Shock is characterized by A. hypertension B. hypotension C. normal state D. hemostasis 29. A person with a decreased blood pressure, rapid pulse, and cold clammy skin would be suffering from A. peripheral edema. B. hypovolemic shock. C. myocardial ischemia. D. atherosclerosis. 30. Dangerously low blood pressure that results from infection is A. septic shock. B. anaphylactic shock. C. neurogenic shock. D. cardiogenic shock. 31. A damage to the spinal cord by anesthesia can result in A. septic shock. B. anaphylactic shock. C. neurogenic shock. D. cardiogenic shock. 32. Hypertension increases afterload, making it more difficult for the ventricles to eject blood. A. FALSE B. TRUE 33. Primary or essential hypertension results as a…arrow_forwardIncrease venous return will cause the release of this hormone by stretching the atrial cardiac muscle cells a. atrial natriuretic hormone b. antidiuretic hormone c. aldosterone d. gluccocorticoidarrow_forwardWhich cell types are associated with spontaneous action potential generation in the absence of an external stimulus from other tissues. A. Sino-Atrial node cells (SA node). B. Atrial cells C. Ventricular cells. D. Endothelial cells. E. A and D.arrow_forward
- Which of the following is NOT involved in short-term regulation of blood pressure? Select one: a. Alteration in blood volume b. Baroreceptor reflex c. Chemoreceptor mechanism d. Adrenal medullary mechanismarrow_forwardHyperkalemia or high blood potassium is associated with a.Heart arrhythmia b.Cardiac arrest c.Not associated with any negative health effects d.a, barrow_forwardIt is generally accepted that a relatively low diastolic vascular pressure is more important than a relatively low systolic vascular pressure because: A. diastolic vascular pressure is the pressure that determines the length of diastole. B. diastolic vascular pressure directly determines stroke volume. C. diastolic vascular pressure ultimately determines and controls contractility. D. diastolic vascular pressure is a force the heart must compete with to open the aortic valve. E. None of the above is correct.arrow_forward
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