Applying a sunscreen with a sun protection factor (SPF) of 15 means that ___
a. your risk of sunburn is less by a ratio of 15:1
b. your skin will take 15 times longer to burn than it would with no lotion
c. you can be safely exposed to the sun over the next 15 hours
d. your skin will take 15 times longer to tan than it would with no lotion
e. you can be safely exposed to the sun in 15-minute increments
b
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____ infections take advantage of damaged or destroyed immune systems.
a. sadistic b. vindictive c. nonsadistic d. opportunistic
Swimming requires 590 Calories per hour. How many pounds could be lost by swimming 2 h each day for 5 days if no extra Calories were consumed? (3500 Calories are equivalent to 1 lb.) Round to the nearest hundredth if necessary.
A) 0.42 lb B) 21.07 lb C) 1.69 lb D) 0.34 lb E) 2.11 lb
Which of the following statements is TRUE regarding botanicals?
A. The majority of botanical products are sold as FDA-approved pharmaceuticals. B. Well-designed clinical studies have been conducted on virtually every type of biologically-based therapy. C. There is no evidence of any potentially serious drug-herb interaction. D. Well-designed clinical studies have been conducted on only a small number of botanicals. E. All of these statements are true.
Inflammation of the pleura caused by injury, infection, or a tumor is:
A) pleurodynia. B) pleurisy. C) pneumonia. D) stridor.