Stages of Sleep Quiz

What type of brain waves are dominant while awake?

• Beta waves

• Delta waves

• Alpha waves

• Theta waves

Which stage of sleep is characterized by rapid eye movements?

• REM sleep

• Stage 1

• Stage 2

• Stage 3

What type of brain waves are associated with stage 1 sleep?

• Alpha and Delta waves

• Alpha and Theta waves

• Beta and Delta waves

• Theta and Delta waves

What is a sleep spindle?

• A type of REM activity

• A low frequency, high amplitude wave

• A rapid burst of high frequency brain waves

• A slow wave with high amplitude

Which stage of sleep is often referred to as deep sleep?

• Stage 3

• REM sleep

• Stage 2

• Stage 1

What is the REM rebound?

• An increase in REM sleep after deprivation

• A decrease in REM sleep after deprivation

• A constant level of REM sleep regardless of deprivation

• A complete absence of REM sleep

Which brain wave pattern is associated with stage 3 sleep?

• Delta waves

• Theta waves

• Beta waves

• Alpha waves

What is the primary characteristic of REM sleep?

• Absence of dreaming

• Paralysis of voluntary muscles

• Low brain activity

• High muscle tone

Which theory suggests dreams are a result of the brain synthesizing neural activity?

• Hobson's Activation-Synthesis Theory

• Cartwright's Life Events Theory

• Jung's Collective Unconscious Theory

• Freud's Psychoanalytic Theory

What is a K-complex?

• A low amplitude pattern of brain activity

• A rapid burst of low frequency brain waves

• A high amplitude pattern of brain activity

• A type of REM activity