The fetal period of prenatal development occurs during which trimester(s)?

a. the first trimester
b. the second trimester
c. the third trimester
d. the second and third trimesters


d

Psychology

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In an experiment, Wundt instructed participants in one group to concentrate on perceiving a tone when it sounded before pressing a button. Participants in another group were simply instructed to press the button as soon as the tone sounded. Wundt found that participants in the first group responded slightly more slowly. This experiment was designed to distinguish between:

A) the sensation and perception of a stimulus. B) reaction time and accuracy. C) the perception and interpretation of a stimulus. D) the sensation of a stimulus and reaction time.

Psychology

An investigator considers the statements made by a child in a case of alleged sexual abuse to determine if they are truthful or untruthful. Particular emphasis is placed on whether the statement seems coherent, has sufficient detail, and seems spontaneous rather than rehearsed. Which procedure is being used here?

A. Statement Validity Checklist B. Criteria-based content analysis C. SIRR technique D. M scale

Psychology

Gabe is trying to get his dog, Trixie, to "sit up." He starts rewarding her first when she lies down. Then he rewards her when she is sitting on her backside. And finally he rewards her only when she sits up with her paws off the ground. Gabe got Trixie to "sit up" by using

A. shaping. B. secondary reinforcement. C. backward conditioning. D. stimulus discrimination.

Psychology

Which statement concerning elder abuse is TRUE?

A. The abuser is typically a family member. B. Most victims are under age 80. C. Stress alone appears to be the major trigger of abuse. D. It tends to be a pattern that is transmitted from one generation to the next.

Psychology