In healthy adult humans, normal systolic pressure is ____ mm Hg and normal diastolic pressure is ____ mm Hg.
A) 20 to 50; 5 to 20
B) 60 to 80; 90 to 120
C) 90 to 120; 60 to 80
D) 90 to 120; 130 to 150
E) 130 to 150; 90 to 120
Correct Answer:
Verified
Q42: Signals from the atrioventricular (AV) node are
Q43: A lymph capillary is composed of _.
A)
Q44: The _ carries oxygenated blood.
A) inferior vena
Q45: Coronary circulation involves _.
A) only the aorta
B)
Q46: The inferior vena cava moves blood from
Q48: Which structures contain valves?
A) arteries and veins
B)
Q49: Blood pressure reduces as it moves away
Q50: The _ is a large branched artery
Q51: The _ are the smallest vessels that
Q52: The systemic circuit is complete when _.
A)
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