Nitrous oxide is used as a(n) _____.
A. anti-anxiety drug
B. anesthetic
C. major tranquilizer
D. over-the-counter sedative
Answer: B
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Estimates indicate that _____ are currently infected with HIV
a. about 34 million people worldwide b. more than 40 million people worldwide c. about 34 million people in the U.S. d. more than 40 million people in the U.S.
Joanna works outdoors in the summer four hours each day. What method of protection from the sun would be best?
A. Applying "continuous protection" sunscreen once each day. B. Applying "sweatproof" sunscreen each hour. C. Applying "water resistant" sunscreen every two hours. D. Wearing protective clothing. E. Working only during midday hours.
Which of the following is the goal of resistance training?
A. To increase the rate of metabolism B. To develop musculoskeletal fitness C. To develop cardiovascular endurance D. To improve flexibility
The suffix ________ means motion
Fill in the blank(s) with correct word