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3 years ago

Normal heart sounds are caused by which of the following events?

Medicine

2 answers:

MArishka [77]3 years ago

8 0

Answer:

The answer is D opening and closing of the heart valves

Explanation:

The closure of both atrial and ventricular heart valves are responsible for normal heart sounds, it should be said that blood circulation must be laminal, without turbulence or colliding with the walls of the heart.

Phoenix [80]3 years ago

7 0

Normal sounds of heart are caused due to "opening and closing of heart valves".

Answer: Option D

<u>Explanation: </u>

The two noteworthy sounds heard in the ordinary heart sound like "lub and dub". The “lub" is the main heart sound, generally named S1, and is brought about by the closing of mitral and tricuspid valves toward the beginning of systole.

The subsequent sound,"dub" or S2, is brought about by the closing of aortic and pulmonic valves, denoting the end of the systole

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alekssr [168]

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2 years ago

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1 year ago

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ss7ja [257]

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Explanation:

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2 years ago

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Karo-lina-s [1.5K]

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3 years ago

The use of ________ to treat drinking water, which began in 1913, reduces the incidence of waterborne diseases.

miskamm [114]

Answer:

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Explanation:

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2 years ago