The first psychosexual stage identified by Freud is the ______ stage, the second is the ______ stage, and the third is the ______ stage
Fill in the blank with correct word
oral; anal; phallic
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Children's artwork progresses through a series of stages during the preschool years. Those stages are
a. scribbling, color, form, objects. c. linear, form, color, objects. b. scribbling, shape, design, pictorial. d. linear, shape, dimensions, objects.
Arthur is a scientist who works for a large drug company exploring ways to prevent Down syndrome in developing fetuses. He decides that the most effective way to reduce rates of this disorder is to develop a drug that slows aging in women planning to become pregnant. Is this approach likely to be effective?
A. No, because this will not change the amount of harmful environmental influences the woman is exposed to over her lifetime. B. No, because Down syndrome is primarily caused by an error in the male's sperm and not the woman's egg. C. Yes, because Down syndrome does not affect the fetuses of women who become pregnant before age 25. D. Yes, because reducing maternal age will guarantee that no genetic abnormalities will affect the developing fetus.
After age 60 years, the olfactory bulbs in the brain begin to _____
a. enlarge b. shrivel c. become cancerous d. start to dissected
Catherine, a researcher, wants to study child behavior with age, sex, and mental stability as constant variables. She uses their level of activity as an independent variable for her study. In this scenario, Catherine is trying to establish
A. construct validity. B. an ex post facto design. C. internal validity. D. experimental control.