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What is the average normal pH of blood? |
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Which blood type is called the universal donor? |
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Which of the following is true about blood plasma? |
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| The left ventricular wall of the heart is thicker than the right wall in order to: |
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Definition
| pump blood with greater pressure |
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The P wave of a normal electrocardiogram indicates:
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Blood within the pulmonary veins returns to the:
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Definition
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Small muscle masses attached to the chordae tendineae are the
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| Blood is carried to the capillaries in the myocardium by way of |
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Definition
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| Select the correct statement about heart anatomy |
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Definition
The point between the fifth and sixth ribs just below the left nipple is referred to as the point of maximal intensity (PMI).
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Term
| What is the foramen ovale |
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Definition
| connects the two atria in the fetal heart |
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Blood enters which of these vessels during ventricular systole?
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Definition
aorta and pulmonary arteries
(both A&D are correct) |
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Term
Which of the following is not part of the conduction system of the heart? |
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Definition
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| The tricuspid valve is closed |
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Definition
| when the ventricle is in systole |
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| When holding a dissected heart in your hands, it is easy to orient the right and left side by |
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Definition
| noticing the thickness of the ventricle walls |
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Select the correct statement about the heart valves. |
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Definition
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The AV valves are supported by chordae tendineae so that they do not blow back up into the atria during ventricular contraction. |
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Select the correct statement about the structure of the heart wall
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Definition
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The myocardium is the layer of the heart that actually contracts. |
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During the period of ventricular filling: |
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Definition
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blood flows passively through the atria and the open AV valves
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Stenosis of the mitral valve may initially cause a pressure increase in the:
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Definition
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Which statement best describes arteries? |
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Definition
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All carry blood away from the heart
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Term
Which tunic of an artery contains endothelium? |
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Definition
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Which of the following is true about veins? |
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Definition
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Veins are called capacitance vessels or blood reservoirs. |
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Definition
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carries nutrient-rich blood to the liver.
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The term ductus venosus refers to: |
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Definition
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a fetal shunt that allows blood to bypass the liver. |
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Term
The thymus is most active during: |
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Definition
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Antibodies that act against a particular foreign substance are released by
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