If John Wants to Lose One Pound of Body Fat

question 21

Multiple Choice

If John wants to lose one pound of body fat, how many kcalories will he have to expend in activity and/or omit from his usual intake?

• A)1,500 kcalories
• B)2,000 kcalories
• C)2,500 kcalories
• D)3,500 kcalories

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Definitions:

Diastole

The moment in the heartbeat cycle when the heart's muscle eases and the chambers are enabled to draw in blood.

AV Valves

The atrioventricular valves, which are located between the atria and ventricles of the heart and regulate blood flow.

Systolic Pressure

The maximum arterial pressure during contraction of the heart's left ventricle.

Diastolic Pressure

The pressure in the arteries when the heart rests between beats, representing the minimum arterial pressure during relaxation and dilatation of the ventricles.