As a person becomes more aerobically fit, the heart's ability to pump out more blood per beat increases in efficiency. This is referred to as
A. stroke volume.
B. atrial fibrillation.
C. respiratory exchange ratio.
D. heart rate.
Answer: A
Health & Biomechanics
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All of the following are metric measurements, EXCEPT ________
A) grain B) milligram C) cubic centimeter D) milliliter
Health & Biomechanics
Heroin addiction has been linked to the spread of HIV.
Answer the following statement true (T) or false (F)
Health & Biomechanics
Round 19.5124512 to the nearest hundred thousandth.
A) 19.51246 B) 19.512450 C) 19.51244 D) 19.51245 E) 19.5125
Health & Biomechanics
A typical indemnity health insurance plan
A. costs consumers less money than other types of plans cost. B. restricts which physicians patients may use. C. bases coverage on the usual and customary charges for services. D. involves a small, fixed, per-visit fee.
Health & Biomechanics