Which of the following is considered a vigorous activity?
a. gymnastics
b. ballroom dancing
c. bicycling
d. downhill skiing
C
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What therapy has been shown to slow the heartbeat, lowers blood pressure, and provide an increased sense of well-being?
A) Pet-facilitated therapy B) Vitamin therapy C) Exercise therapy D) Water therapy
What nearly universal piece of identification can be used to identify organ donors?
A. library card B. driver's license C. Social Security card D. military ID
Immunoglobulin diversity is produced in three stages. Which stage(s) is(are) accomplished after interaction with antigen?
a. random recombinational events of DNA gene segments during B cell maturation b. clonal deletion of self-reactive B cells c. somatic mutation and affinity maturation d. A and B e. B and C
The use of high frequency sound waves bounced against the chest best describes which of the following?
a. echocardiogram b. radionuclide imaging c. magnetic resonance imaging d. coronary angiography