The unidirectional muscular movement of a bolus through the esophagus toward the stomach is known as

A. metastasis.
B. mononucleosis.
C. peristalsis.
D. phagocytosis.


Answer: C

Psychology

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Erin Gruwell has applied many humanistic ideas to help ____ who are now known as "Freedom Writers."

A. delinquent males B. unteachable, at-risk students C. homesick college students D. shy teenagers

Psychology

Catharsis is a. the process of placing a tube into the bladder to release urine. b. an unconscious behavioral process

c. a purging of emotionally traumatic events. d. none of the above

Psychology

Being overweight means having a body mass index (BMI) above the ______ percentile of growth charts; whereas obese means having a BMI above the ______ percentile

85th; 95th 75th; 85th 70th; 90th 80th; 90th

Psychology

In the U.S., which of the following individuals over the age of 65 is most likely to be single and never married?

a. Loreto, a Hispanic-American male. b. Jerry, a European-American male. c. Jon, an Asian-American male. d. Jim, a Native-American male.

Psychology