During young adulthood the heart muscle starts to become more pliable but this is not noticeable except during times of deep relaxation.
<h3>What does the heart do?</h3>
It should be noted that the heart is important as it helps in pumping blood to other parts to the body.
In this case, during young adulthood the heart muscle starts to become more pliable. This is typically seen when the person is in a relaxing position.
<u>Complete question:</u>
Due to the natural aging process, during adulthood the heart muscle starts to become ____, but this is not noticeable except during times of ____.
a. more rigid; intense physical activity
b. more pliable; deep relaxation
c. more pliable; intense physical activity
d. more rigid; deep relaxation
Learn more about heart on:
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