Which Figure Best Approximates the Number of People in the United

question 107

Multiple Choice

Which figure best approximates the number of people in the United States who are overweight?

• A)50 million
• B)100 million
• C)150 million
• D)200 million

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Definitions:

Ascending Aorta

The ascending aorta is the initial section of the aorta emerging from the heart, which ascends upwards before curving into the aortic arch.

Left Atrium

The left atrium is the top left section of the heart, responsible for collecting oxygen-rich blood from the lungs via the pulmonary veins and transferring it to the left ventricle.

Atrial Systole

The phase of the heart's cycle during which the atria contract, pushing blood into the ventricles.

P Wave

The first wave detected in an electrocardiogram; represents the depolarization of the atria before they contract.