Some research examining the facial feedback hypothesis
has found that subliminal exposure to faces displaying a specific emotion is associated with changes in the observer's facial muscles that correspond to that displayed emotion. These findings have not been consistently repeated, however. This makes it harder to know if subliminal emotional perception is or is not real due to the concept of
A) ruling out rival hypotheses.
B) Occam's Razor.
C) correlation versus causation.
D) replicability.
Answer: D
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The vocabulary of a typical child, age 6, is from 8,000 to 14,000 words, although that vocabulary grows by another __________ words between the ages of 9 and 11.
A. 1,000 B. 2,000 C. 5,000 D. 10,000
By late adolescence,
a. the number of cross-sex friends tends to decrease significantly. b. intimacy in friendships tends to decrease. c. friends are no longer chosen on the basis of psychological qualities. d. self-disclosure in friendships tends to decrease.
Regarding pharmacological treatments for obsessive-compulsive disorder, the most effective drugs are those that inhibit the reuptake of the neurotransmitter called a. serotonin
b. dopamine. c. noradrenaline. d. epinephrine.
Many animals release chemicals that cause highly specific reactions when detected by other members of the species. The chemicals are called:
a. hormones b. steroids c. protochemicals d. pheromones