Answer:
The “lub” is the first heart sound, commonly termed S1, and is caused by turbulence caused by the closure of mitral and tricuspid valves at the start of systole. The second sound,” dub” or S2, is caused by the closure of aortic and pulmonic valves, marking the end of systole.
Answer:
False
Explanation:
They carry deoxygenated blood away from the right side of the heart and into the capillaries of the lungs for the purpose of gas exchange.
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Answer:
I believe your answer would be A.
Explanation:
C does not need to be performed by health care regulatory agencies. Additionally, the agencies should NOT ignore patient safety or overlook compliance issues.
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Answer:
The kidneys regulate circulatory volume by controlling sodium and water balance, thus maintaining extracellular fluid volume (ECFV) homeostasis. Simply put, an increase in sodium and water consumption leads to an increase in ECFV, which in turn increases blood volume
Explanation:
