Quiz 10 Answer Key

Quiz 10 Answer Key - Q uiz 10 Answer Key Q uestion 1 3 out...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Quiz 10 Answer Key Question 1 3 out of 3 points Blocking beta receptors in the heart will exert positive inotropic, dromotropic, and chronotropic effects. Correct Answer: FALSE Question 2 3 out of 3 points Vascular smooth muscle cells of most blood vessels have alpha receptors, and activation of vascular smooth muscle alpha receptors causes vasoconstriction. Correct Answer: TRUE Question 3 3 out of 3 points Drugs that block the action of norepinephrine and epinephrine on alpha receptors (alpha adrenergic antagonists or alpha-blockers) dilate most blood vessels. Correct Answer: TRUE Question 4 3 out of 3 points Some blood vessels have beta receptors and activation of vascular smooth muscle beta receptors causes vasodilation. Correct Answer: TRUE Question 5 0 out of 3 points Drugs that block the action of norepinephrine and epinephrine on beta receptors (beta adrenergic antagonists or beta-blockers) dilate most blood vessels. Selected Answer: TRUE
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Correct Answer: FALSE Question 6 12 out of 14 points Consider the blood supply to a muscle in the leg and assume that cardiac output does not change. Match the appropriate change to the following. Question Correct Match Selected Match Constriction of the muscle ’ s arterioles will _____ blood flow through the muscle. b. decrease b. decrease Constriction of the muscle ’ s arterioles will _____ hydrostatic pressure in the muscle ’ s arteries. a. increase c. stay the same Constriction of the muscle ’ s arterioles will _____ hydrostatic pressure in the muscle ’ s capillaries. b. decrease
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 6

Quiz 10 Answer Key - Q uiz 10 Answer Key Q uestion 1 3 out...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online