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23. A post-surgical client develops swelling in the lower extremities from excess interstitial fluid. The nurse explains that a second circulatory network returns this fluid to the bloodstream. Which statement best describes this system?

5. A physician determines that a patient’s heart pumps about 5 liters of blood every minute. Which measurement is being described?

Dr. Danners conducts an experiment that uses random assignment, has no confound variables, and is high in experimental realism.  Given all of this, Dr. Danners can be confident that her experiment is high in:

A main distinction between cultures that are high in collectivism versus those that are high in individualism is whether people in those cultures:

According to the sociometer hypothesis, self-esteem:

Which of the following describes a downward social comparison?         

A researcher is interested in how much time it takes people who differ in self-esteem to prepare for a meeting with an attractive or unattractive stranger.  After selecting participants on the basis of their self-esteem scores (high versus low), the researcher shows participants a picture of either a very attractive person or a very unattractive person and tells them to take as much time as they need to prepare for an upcoming conversation with the person in the picture.  The researcher then measures how much time participants spend preparing.  This researcher is interested primarily in:

A researcher tested the effects of alcohol on mood.  Half of her participants drank six glasses of water, and the other half drank six glasses of whiskey.  Then, all participants rated their mood.  The researcher later discovered that all of the participants in the water condition were under 21 years old, whereas all in the whiskey condition were over 21 years old.  In this experiment, the participants’ age was a(n) _____ variable.

A researcher finds that people who receive more self-verifying feedback from their romantic partners also tend to feel closer to their romantic partners.  The researcher concludes that receiving self-verifying feedback causes people to feel closer to their partners.  This conclusion:

The tendency to feel anger when insulted or mistreated is a(n) _________________, but the way in which people express anger is shaped by _________________ .