Do you have any answer choices??
B,D letters in the image represent the heart's ventricles. thus option D is correct.
<h3>What are the parts of the heart?</h3>
The left atrium, right atrium, and two lower chambers known as the left and right ventricles make up the four chambers that make up the heart. The tricuspid, pulmonary, mitral, and aortic valves are among its four valves.
The ventricle is one of two sizable chambers at the base of the heart that gather and discharge blood to the lungs and peripheral beds of the body. An atrium, a nearby chamber in the upper heart that is smaller than a ventricle, provides the blood pumped by a ventricle.
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I believe <span>athletes and sports competitor had a very low level job security.
Their job security is low due to the high chance of getting an injury which could affect their performance in the future, which may cause them to lose their job.
Even if they're managed to spend their career without any injury, their career will peak when enter the age of 31-35.</span>
