___ probably contribute(s) to the cognitive deficits and dementia that sometimes accompanies Parkinson's
a. Amyloid plaques
b. Lewy bodies
c. Degeneration of the prefrontal cortex
d. Delirium
B
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Which of the following is a subject variable?
a. sex of participant b. number of trials c. friendly versus formal treatment by experimenter d. reaction time
In a study of how memory processes unfold over time, as described in the textbook, a team of researchers asked participants to retrieve autobiographical memories while undergoing fMRI scans. Researchers found that
a. the same brain areas that are most active during encoding are most active during retrieval. b. as elaboration takes place, areas responsible for encoding become more and more active than those for retrieval. c. early in the process, before participants elaborated their memories, structures like the hippocampus were active. d. psychological models of encoding and retrieval apparently are unrelated to processes in the brain.
Without the presence of a chemical signal produced by a gene on the Y chromosome, the
gonads become a. dormant. b. undifferentiated. c. testes. d. reabsorbed. e. ovaries
According to the text, dramatic play begins to be displayed in earnest at which of the following ages?
a. age 2 b. age 4 c. age 6 d. age 8