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Physiology Practice Test: The Cardiovascular System - Blood Vessels, Blood Flow, and Blood Pressure
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Related Test: Physiology Practice Test: The Cardiovascular System - Cardiac Function

Physiology Practice Test: The Cardiovascular System - Blood Vessels, Blood Flow, and Blood Pressure
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25 Questions

1. Chemicals released by metabolically active cells will cause which of the following?
2. The pulsatile nature of blood pressure is greatest in which blood vessels?
3. The factor having the greatest influence on resistance to blood flow is the radius of the blood vessels.
4. An increase in the concentration of which of the following within the interstitial space surrounding an arteriole would cause that vessel to constrict?
5. Which of the following structures contains high pressure baroreceptors?
6. Which of the following can cause vasoconstriction?
7. Which of the following is NOT altered within seconds to minutes of the baroreceptor reflex being activated?
8. Which of the following is an inaccurate description of autonomic innervation of the cardiovascular system?
9. Which of the following equations correctly relates flow, pressure, and resistance?
10. Which of the following is NOT a mechanism that enables molecules to move across capillary endothelial cells?
11. The reduction in organ blood flow that results from a decrease in mean arterial pressure would be exacerbated by the ________ that occurs as a consequence of the baroreceptor reflex.
12. What organ has capillaries that are the most restrictive to movement of hydrophilic solutes?
13. Which of the following will NOT occur in response to a decrease in the extent of stretch detected by a baroreceptor?
14. What region of the cardiovascular system contains valves?
15. The high compliance of veins allows them to ________.
16. Given that the net filtration of fluid out of the capillaries averages about 3 liters per day, how is blood volume maintained in light of this apparent fluid loss?
17. Resistance is lower in the pulmonary circuit than in the systemic circuit.
18. Which of the following accurately compares active hyperemia to reactive hyperemia?
19. During exercise, carbon dioxide produced by muscle cells causes vasodilation in skeletal muscle. This is an example of ________.
20. During exercise, which organs receive an increase in the proportion of cardiac output delivered to it?
21. Which of the following can cause edema?
22. What is the purpose of extrinsic control of arteriolar smooth muscle contractile activity?
23. Blood flow velocity is greatest in the ________ and slowest in the ________.
24. At rest, the greatest proportion of blood volume is present within the ________.
25. There is a progressive decrease in pressure throughout the vasculature as blood moves down its pressure gradient.

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