Which of the following best describes when dendritic connections between neurons multiply vastly?

REM sleep is sometimes referred to as paradoxical sleep because:

a. the more sleep deprived a person is, the less REM sleep she experiences. b. REM sleep is not really a sleep stage. c. electrical activity in the brain completely shuts down during REM sleep. d. EEG activity in the brain during REM is similar to EEG activity during an awake state.

When Susan gave birth to triplets after already having two children, her parents' presence was calming, and provided an anchor to both the grandchildren and parents

According to research conducted by Bengtson, which of the following best describes the role that Susan's parents serve? a. arbitrator b. family national guard c. being there d. maintaining the family's biography