Which memory system shows decay in 2 or 3 seconds?

a. short-term
b. long-term
c. iconic
d. echoic


Ans: d

Psychology

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Which of the following disorders have especially low diagnostic reliability?

a. attention deficit b. posttraumatic stress c. autism spectrum d. generalized anxiety

Psychology

A decrease in nutrients and oxygen to the fetus, a weakening of the mother's immune system, and hormone imbalances in the placenta together can be caused by

a. maternal malnourishment. c. a mother being over the age of 40. b. maternal stress. d. multiple fetuses

Psychology

Len is constantly anxious. To relieve his anxiety, he counts silently to himself. He may count

his breaths per minute, or he may just count the seconds as they tick by. Just the act of counting seems to relieve his anxiety. Len's counting behaviors represent a(n) ______. a. delusion c. obsession b. compulsion d. abreaction

Psychology

_____ in operant conditioning occurs when the frequency of a behavior increases because it is followed by the removal of something undesirable.

Fill in the blank(s) with the appropriate word(s).

Psychology