For maximum benefits, cardiorespiratory endurance episodes should be sustained for at least
a. 20 minutes.
b. 40 minutes.
c. 1 hour.
d. 1 1/2 hours.
e. 2 hours.
ANS: A
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What type of physical activity for older adults is best for improving cardiorespiratory endurance, blood pressure, and blood lipid concentrations?
a. endurance activities b. aerobic activities c. resistance training d. balance exercises e. flexibility activities
An immediate consequence of a cellular deficiency of oxaloacetate is a slowing of
a. glycolysis. b. the TCA cycle. c. lactate synthesis. d. ketone formation.
Which of the following is NOT characteristic of females who mature early?
a. Fewer eating problems and a better body image b. More likely to smoke c. More likely to drink alcohol d. Engaging in sexual behavior at an early age e. All of the above are typical of females who mature early.
The group given a specific treatment during an experiment is called the
A) double-blind group. B) control group. C) experimental group. D) blind group.