Your heart has two ways to get more blood to your muscles: by beating faster or by sending more blood with each beat (called stroke volume).
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Other quiz: Body Fluids & Circulation
Which one of the following statement is correct regarding blood pressure?
A. 130/90 mm Hg is considered high & requires treatment
B. 100/55 mm Hg is considered an ideal blood pressure
C. 105/50 mm Hg makes one very active
D. 190/110 mm Hg may harm vital organs like brain & kidney