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erik [133]
3 years ago
6

Blood pressure peaks when the heart contracts, pumping blood into the arteries and causing them to stretch - this is called the

__________ pressure. blood pressure is at its lowest when the heart relaxes, called the ___________ pressure. a "normal" blood pressure for a young adult is said to be 120/80, and these numbers represent these two different pressures.
Biology
1 answer:
Elanso [62]3 years ago
4 0
Systolic, diastolic...........
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Explanation:

c. Beginning with the return from the systemic circulation, blood enters the <em>right atrium. </em>

a. Blood enters the right ventricle from the right atrium through the right atrioventricular valve which is also known as the <em>tricuspid valve</em>

d. The right ventricle contracts next, which forces blood up through the right semilunar valve which is otherwise known as the <em>pulmonary valve .</em>

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f. From the left atrium, blood moves through the left <em>atrioventricular valve </em>which is also referred to as the <em>bicuspid</em> or mitral valve.

b. From the left ventricle, the blood is pumped up to <em>aorta</em> the through the left semilunar valve which is sometimes referred to as the <em>aortic valve</em>.

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