Which of the following is a research finding that raises questions about the proposal that the purpose of REM sleep is memory consolidation?

a) There is no correlation between REM and IQ.
b) Brain damage that prevents REM sleep has no effect on memory consolidation.
c) Antidepressants tend to improve memory performance.
d) Amphetamines can improve memory regardless of the amount of REM sleep.

B

Psychology

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A sign of secure attachment is

refusing to let go of the caregiver's arm. playing aimlessly with no contact with the caregiver. fear and anger. attempts to be close to the caregiver.

Psychology

In the peripheral nervous system, _______________ enable us to move, and cause glands to contract and to secrete hormones

a. motor nerves b. glial cells c. dendrites d. sensory nerves

Psychology