Which of these is an important function that emotional expressions accomplish?

a. They decrease tension

b. They improve body posture.
c. They communicate with other people.
d. They increase blood flow to the brain.


c

Psychology

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Which recent theoretical perspective is concerned with the adaptive, or survival, value of behavior?

A. information processing B. ethology C. sociocultural theory D. ecological systems theory

Psychology

Angiotensin II stimulates drinking by acting on cells within the

A) kidney. B) nucleus of the solitary tract. C) lateral hypothalamus. D) subfornical organ. E) atria of the heart.

Psychology

Mohit conducts research on how thought and behavior change and remain stable across the life span. This indicates that Mohit is most likely a

A. cognitive psychologist. B. developmental psychologist. C. behavioral neuroscientist. D. biological psychologist.

Psychology

Before beginning her experiment, Sasha explains the purpose of her research and the methods she will be using to the participating parents and their children. This is a part of the _____ process that must take place before an experiment.

a. informed consent b. review board c. debriefing d. confidentiality

Psychology