Skeletal age is determined by __________ to see the extent to which soft, pliable cartilage has hardened into bone.
A. X-raying the long bones of the body
B. measuring the circumference of the skull
C. X-raying the spinal cord and teeth
D. measuring the length of the arms and legs
Answer: A
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Hamrick et al. (2002) examined the relationship between stress and social contact when it comes to developing infectious illnesses. They found that for people under low stress, ____, whereas for people under high stress, ____
a. social contact did not matter? high levels of social contact led to increases in illness b. social contact did not matter? high levels of social contact led to decreases in illness c. high levels of social contact led to increases in illness? social contact did not matter d. high levels of social contact led to decreases in illness? social contact did not matter
A major criticism of Freud's theory is that it
a. makes constant reference to the unconscious. b. is difficult to evaluate scientifically. c. suggests the existence of defense mechanisms. d. is not comprehensive enough.
A girl likes a boy and he finds out about her feelings. If this girl and boy are similar to most people, it can be predicted that the boy will develop the same feelings for the girl, based on the idea of
a. normative influence. b. reciprocity. c. similarity. d. physical attractiveness.
Children who are exposed to two languages from birth are called ______.
A. bilingual B. dual-language learners C. multilingual D. simultaneous bilinguals