Flashcard on Sleep and Circadian Rhythms

Front

Which hormone is released to make you feel sleepy?

Back

Melatonin

Front

What happens to body temperature as dawn approaches?

Back

It rises.

Front

Why is blue light important according to the SCN?

Back

It is the same as the light from the sun.

Front

Where is the SCN located?

Back

In the hypothalamus

Front

What does the SCN think blue light is similar to? Moonlight, Firelight, Sunlight, Candlelight

Back

Sunlight

Front

What happens to melatonin production in the morning due to the SCN?

Back

It decreases.

Front

What does the SCN do when light strikes the retina during the day?

Back

Suppresses melatonin production

Front

Which sleep stage encompasses all sleep stages except for REM sleep?

Back

NREM sleep

Front

Which of the following is NOT a characteristic of NREM sleep? Non-Rapid Eye Movement, Encompasses all sleep stages except REM, Vivid dreams commonly occur, It is a type of sleep stage

Back

Vivid dreams commonly occur

Front

What type of brain waves are exhibited when a person is meditating?

Back

Alpha waves