Psych233 Module 8.3

Which hypothesis/theory suggests that the primary motor cortex is suppressed so arousal during sleep cannot lead to action?​

A clinico-anatomical hypothesis.

Compared to REM, research suggests that NREM is ____.

Important for strengthening memories of lists of words.

Young adults deprived of a night's sleep show deficits on ____ tasks. ​

Memory.

Research suggests that REM is ____.​

Most important for strengthening memories of motor skills.

A decrease in the amount of sleep most likely to affect the performance of migratory bird during ____.​

Seasons other than migration.

Another aspect of sleep's contribution to memory relates to: ​

Sleep spindles.

According to the activation-synthesis hypothesis, it should be possible to predict (with better than chance accuracy) the content of a person's dreams if we know what information about the person?​

Stimuli currently acting on the body and areas of spontaneous brain activity.

According to the activation-synthesis hypothesis, what do dreams reflect?​

The brain's attempt to make sense of spontaneous neural activity.

If we compare either different species or different ages, what trend emerges?​

The more total sleep, the higher the percentage of REM sleep.

A recent hypothesis proposed that the role of REM is ____.​

To shake the eyeballs back and forth in order to get sufficient oxygen to the corneas of the eyes.