Drag and drop the appropriate labels into position to explain how this defect might cause mr. g's other problems.

Biology

1 answer:

Rainbow [2.3K]2 months ago

8 0

How does the altered circulation in Mr. G correlate with his symptoms? Drag and drop the appropriate labels into the correct sequence to clarify how this defect could lead to Mr. G's other issues. Complete the boxes in order, starting with 1, then 2, etc.

(Image attached)

Answer:

When the left ventricle contracts, a portion of the blood flows through the mitral valve into the left atrium. Turbulent flow within the valve results in a systolic murmur, causing the atrium to become overfilled and dilated.
Some blood returning through the mitral valve means less blood is ejected into the aorta, leading to an ejection fraction of just 43%.
The reduced flow into the aorta results in lower SBP. The baroreceptor reflex triggers an increase in heart rate; the left ventricle's wall, under stress, thickens.
Due to being partly filled with blood from the ventricle, the left atrium can receive less blood from the lungs, causing the lungs to become fluid-overloaded, leading to difficulties in breathing.

Explanation:

A murmur arises from abnormal heart blood flow. It produces unusual sounds heard between heartbeats. A systolic murmur happens when heart muscles contract, within the intervals defined by S1 and S2.

From the information presented, it appears Mr. G is suffering from mitral regurgitation. This condition occurs when the mitral valve fails to close tightly, causing blood to flow back from the left ventricle into the left atrium.

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