Which of the following is a reason the embryonic period is the most vulnerable period of development?
A. Nearly two-thirds of embryos fail to complete development, resulting in miscarriages.
B. Brain development is nearly complete by the end of the embryonic period and thus vulnerable only at this time.
C. It is when all of the major organs and body parts develop in rudimentary form and are potentially sensitive to environmental toxins.
D. The embryo is small and weak and unable to resist toxins in the mother's body.
Answer: C
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A process that produces one outcome from a set of possible outcomes, produces an unpredictable outcome, and guarantees that each of the possible outcomes equally likely is said to be ____
a. random b. stratified c. non-probabilistic d. biased
If children show negative effects after their parents' divorce, the effects may result more from having lived with a parent or parents who had problems rather than from the divorce itself. This statement is consistent with which model of divorce?
A) divorce-stress-adjustment model B) sleeper effect model C) selection model D) parentification model
A goal of ethnography that makes it different from other methods of testing theories is that in ethnography, the researcher
a. tries to understand the group or culture without imposing his or her own ideas on it. b. focuses on interjudge reliability. c. relies on the accumulated documents of a culture as a technique for understanding. d. focuses on assessing behaviors that occur more often in private than in public.
Scopalamine is an _____ to the _____ receptor.
A) agonist; nicotinic B) agonist; muscarinic C) antagonist; nicotinic D) antagonist; muscarinic