BIOS 255n DeVry Entire Course

o
o
AV node
endocardium
Question 15. Question : (TCO1) Which of the following electrocardiogram (ECG) waves represents ventricular
repolarization?
o
o
o
o
o
R wave
Q wave
P wave
S wave
T wave
Question 16. Question : (TCO1) Which part of the brain contains the cardiovascular center that regulated heart
rate?
o
o
o
o
o
midbrain
cerebrum
medullar oblongata
cerebellum
thalamus
Question 17. Question : (TCO1) Which layer of the heart is comprised of epithelial cells?
o
o
o
o
o
myocardium
epicardium
endocardium
pericardium
serous pericardium
Question 18. Question : (TCO2) Which of the following categories of hypertensive drugs lower blood pressure
by blocking the formation of angtiotensin II, which results in vasodilation and decreased aldosterone secretion?
o
o
o
o
o
diuretics
ACE inhibitors
Beta blockers
calcium channel blockers
anabolic steroids
Question 19. Question : (TCO2) Which of the following categories would an individual with a blood pressure of
145/95 be placed in?
o
o
o
o
o
normal
high normal
prehypertension
stage 1 hypertension
stage 2 hypertension