5.4 Understanding Sleep and Sleep Deprivation

This set of flashcards focuses on key vocabulary related to sleep, sleep deprivation, and associated concepts, based on lecture notes.

Sleep Deprivation

A state resulting from not getting enough sleep, leading to functional impairments.

REM Sleep

Rapid Eye Movement sleep, a phase of sleep associated with vivid dreaming and memory consolidation.

Micro Sleep

Brief episodes of sleep that occur when a person is awake, often without them realizing it.

Circadian Rhythms

The natural, internal processes that regulate the sleep-wake cycle and other physiological processes on a roughly 24-hour cycle.

Sleep Hygiene

A set of practices and habits that promote consistent, uninterrupted sleep.

Sleep Displacement

A shift in sleeping patterns, often leading to difficulties in falling asleep or waking up.

Cognitive Deficits

Impairments in mental functions such as attention, memory, and decision-making due to lack of sleep.

Emotional Deficits

Reduced emotional stability and increased irritability resulting from insufficient sleep.

Jet Lag

Temporary sleep disruption when traveling across time zones that causes circadian rhythm misalignment.

Daylight Savings Time

The practice of moving the clocks forward or backward by one hour for most of the year, affecting sleep patterns.