On what group was the first focus of research on posttraumatic stress disorder as the aftermath of traumatic events?
a. rape victims
b. Vietnam War veterans
c. World War II veterans
d. victims of natural disaster
Answer: b.
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Children of today have digital media all around them, whereas children decades ago did not have access to such media (e.g., cell phones, home Internet, social media). If you were studying how children’s attitudes about computers change over time using a cross-sectional study, you likely have
a. ecological validity b. cohort effects c. correlation d. consistency of participants over time
The release of hormones by the pituitary gland is regulated primarily by the
A. hypothalamus. B. thalamus. C. amygdala. D. hippocampus.
Compared to our eyesight, the olfactory system of human beings is rather poorly developed. Despite this comparative limitation, human beings are still able to distinguish well over _________ different odors
a. 10 million b. 100 thousand c. 1 million d. 10 thousand
Sally was attacked by a feral cat as a young child and formed a phobia for cats as a result. However, despite having many bad experiences of injuring herself on coffee tables, she has never formed a phobia in response. This example best demonstrates which fact about specific phobias?
A. The connections formed in phobias can arise from classical conditioning. B. People do not ordinarily form phobias about harmless objects. C. Learning can influence the development of phobias through imitation and observation. D. Cognitions may influence how one perceives the objects in a specific phobia.