During the process of childbirth, the bloody show occurs ________.
A. after the third stage of labor
B. when the fetus's head drops low in the mother's uterus
C. when uterine contractions begin about two weeks before birth
D. when the plug of mucus sealing the cervix is released
Answer: D
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The SCT proposes that ______.
A. learning can occur through observation of models in the absence of any overt reinforcement B. learning of health-related information is a prerequisite to action C. learning occurs through observation of models who provide overt reinforcement D. none of these
Dr. Krenshaw believes that people who are under stress will develop more colds than people who are not under stress. When he randomly selects 20 participants and exposes them to high levels of stress, he finds that 17 of the participants develop colds. Based on these results, Dr. Krenshaw concludes that stress causes an increase in the number of colds a person experiences. His reasoning may be
flawed because in this study: a. there was no dependent variable b. there was no control group for comparison c. he didn't formulate a hypothesis before he collected his data d. he didn't measure the independent variable when the study ended
The psychodynamic approach, based on the ideas of Freud, holds that much of our behavior is governed by:
a. unconscious forces b. environmental influences c. free will d. idiographic traits
The differences in academic achievement levels between Asian and American students in early grade levels can probably be best explained by __________
a) genetic differences. b) differences in nutritional quality. c) differences in national educational requirements. d) differences in parental expectations.