A&P chapter 19 Questions and Correct Answers/ Latest Update / Already Graded

1 | Page



A&P chapter 19 Questions and Correct
Answers/ Latest Update / Already
Graded
Calculate the mean arterial pressure (MAP) for a patient whose

systolic blood pressure is 120 mm Hg and diastolic blood pressure is

70 mm Hg.




A) 50 mm Hg


B) 87 mm Hg


C) 95 mm Hg


D) 120 mm Hg


Ans: B) 87 mm Hg




What blood vessel experiences the steepest drop in blood pressure?




A) arterioles

,2 | Page

B) venules


C) arteries


D) capillaries


Ans: A) arterioles




What vessels sustain a drop in pressure from approximately 35 mm

Hg to around 17 mm Hg?




A) elastic arteries


B) capillaries


C) arterioles


D) veins


Ans: B) capillaries




Which of these responses is NOT a response consistent with a drop in

mean arterial pressure?

, 3 | Page




A) release of renin from the kidneys


B) increased filtration by the kidneys


C) increased thirst


D) secretion of aldosterone


Ans: B) increased filtration by the kidneys




Which of the following is NOT one of the ways that angiotensin II

increases arterial blood pressure?




A) Angiotensin II triggers the sensation of thirst.


B) Angiotensin II prompts the release of antidiuretic hormone (ADH).


C) Angiotensin II stimulates the secretion of aldosterone.


D) Angiotensin II promotes vasodilation that decreases peripheral

resistance.