Mary went to the emergency room for the second time in a month complaining of difficulty in breathing and chest pain that had come on suddenly. She thought she was having a heart attack and was afraid she was dying, but the doctor could not find anything wrong. She may be suffering from ________
a. panic disorder.
b. a somatoform disorder.
c. PTSD.
d. hypochondria.
Answer: a
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The _____ plays a critical role in recognizing new words because the task involves the ability to link visual and verbal information.
A) visuo-spatial sketchpad B) episodic buffer C) rehearsal executive D) phonological loop
People using computer-assisted instruction (CAI) often do better with feedback from a computer because CAI
a. is more accurate than traditional instruction. b. allows learners to freely make mistakes and learn from them. c. reinforces on a fixed ratio schedule rather than a fixed interval schedule. d. provides a consistent format of behavioral contracting.
Which of the following does not occur when the sympathetic nervous system is activated, as in strong emotions?
A. dilation of peripheral blood vessels B. increase in heart rate C. changes in sweat gland activity D. shutting down of digestion
Observational studies have shown that _________ are the most prevalent and important friendship structures for adolescents
A) sports teams B) cliques C) crowds D) classrooms