6A

What is sleep classified as in psychology?

It is classified as a naturally occurring altered state of consciousness.

Why can sleep be considered a psychological construct?

Sleep cannot be directly measured; it is inferred through biological indicators such as brain wave activity.

How is consciousness defined in this context?

Consciousness is the awareness of one's own internal mental processes and the external world.

What are the two types of states of consciousness?

Normal waking consciousness and altered states of consciousness.

What characterizes an altered state of consciousness?

Altered states of consciousness differ from normal waking consciousness and may include states like sleep and daydreaming.

What happens during NREM sleep?

NREM sleep involves physical restoration and a decrease in time spent in NREM as sleep duration increases.

What are some characteristics of REM sleep?

REM sleep features delta waves, high levels of brain functioning, vivid dreaming, and a near-paralysis state.

What is REM rebound?

REM rebound occurs when an individual doesn't get enough REM sleep, resulting in longer durations of REM in following sleep episodes.

What is a sleep episode?

A sleep episode is a collection of multiple sleep cycles which can reveal an individual's health through patterns of REM and awakenings.

What indicates that someone is in normal waking consciousness?

An individual in normal waking consciousness is aware of both internal and external stimuli.