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Which layer of the heart is comprised of epithelial cells

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Reference no: EM131123807

1. Lymph is

the same as plasma

plasma without the clotting factors

formed during the first step in blood clotting

pulmonary interstitial fluid

plasma without the albumins

2. If a person's exercise heart rate is 150 beats per minute with their exercise stroke volume being 100 ml/beat, then their cardiac output is ______ L/min

15

1.5

50

12.5

1500

3. The remnant of the foramen ovale in the adult heart is the

foramen magnum

interventricular septum

fossa ovalis

sinoatrial node

atrioventricular node

4. Which of the following do NOT contribute to the formation of atherosclerotic plaques?

low-density lipoproteins (LDLs)

inflammation

increased vasodilation/permeability

high-density lipoproteins (HDLs)

foam cells

5. Elevated levels of _____ in the blood lead to reduced heart rate.

potassium

calcium

epinephrine

noradrenalin

norepinephrine

6. Which layer of the heart is comprised of epithelial cells?

myocardium

epicardium

endocardium

pericardium

serous pericardium

7. Which of the following categories of hypertensive drugs lower blood pressure by increasing secretion of water and salts in the urine?

diuretics

ACE inhibitors

Beta blockers

calcium channel blockers

anabolic steroids

8. Which of the following blood vessels have high pulsing blood pressure?

radial artery

basalic vein

radial vein

popliteal vein

vena cavae

9. During fetal development, the blood from the pulmonary veins are shunted into the pulmonary arteries by the

ductus arteriousus

foramen ovale

ductus venosus

placenta

ligamentum arteriosum

Reference no: EM131123807

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