Which of the following statements is true of REM sleep?
A. The heart rate slows down as a person moves from stage 3 to REM sleep.
B. Skeletal muscles become hyperactive during this stage.
C. It is a shallower state of sleep than stage 3 sleep.
D. It is the state of transition between wakefulness and sleep.
Answer: C
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McGue and Lykken found that, for divorce, the concordance rates were
a. higher for DZ twins than MZ twins. b. higher for MZ twins than for DZ twins. c. very similar for DZ and MZ twins. d. impossible to calculate with any accuracy for twins.
Treating eating disorders
a. is easy with the new generation of anti-anxiety medications. b. may include treatment against the individual's will. c. generally are successful within a few months. d. are more successful with anorexia nervosa than with bulimia nervosa.
An area of the brain in the occipital lobe, associated with recognizing faces as distinct from other objects, is known as the ______ face area.
A. fusiform B. occipital C. parietal D. prosopagnosic
The emotion of disgust involves activation of neurons within the
a. hypothalamus. b. left hemisphere. c. insular cortex. d. substantia nigra. e. corpus callosum.