A concept requiring a belief in something that cannot be seen or touched but that seems to exist.
What is Construct?
Cycles set up by biological clocks that are under their own control, ignoring the environment.
What are Free-Running Cycles?
The awareness of, or the possibility of knowing, what is happening inside or outside the organism.
What is Consciousness?
The process of altering the free-running cycle to fit a different rhythm.
What is Entrainment?
Consciousness just below our present awareness.
What is Subconscious?
Relaxed state right before we fall asleep.
What is Twilight State?
Thoughts or desires about which we can have no direct knowledge.
What is Unconscious?
Sequences of behavioral changes that occur every 24 hours.
What is Circadian Rhythm?
The study of forces that control the body at different times of the day, month, or year.
What is Chronobiology?
Rapid eye movement sleep when we dream.
What is REM Sleep?
Internal chemical units that control parts of the body and are regulated by nature.
What are Biological Clocks?
Slow, lazy, deep-sleep brain waves.
What are Delta Waves?
Rapid brain waves; appear when a person is awake.
What is Beta Waves?
Non-rapid eye movement sleep; sleep involving partial thoughts, images, or stories, poor organization.
What is NREM Sleep?
Stage 1, fairly alert brain waves concurring just before going to sleep; relaxed.
What are Alpha Waves?
Also know as a night terror; a horrible dream occurring during NREM when the body is not prepared for it.
What is an Incubus Attack?
Another word for the state of deep relaxation that can occur during hypnosis.
What is a Trance?
Frightening dream during REM.
What is a Nightmare?
Breathing stops while someone is asleep.
What is Sleep Apnea?
Increase of the number of dreams after being deprived of them.
What is REM Rebound?
The inability to get enough sleep.
What is Insomnia?
A form of self-control in which the outside world is cut off from the consciousness.
What is Meditation?
Drastic body changes occur during this, including dramatic rise of breathing and heart rate.
What is a Night Terror?
Disorder in which a person falls instantly into sleep no matter what is going on in the environment.
What is Narcolepsy?
A state of relaxation in which attention is focused on certain objects, acts or feelings.
What is Hypnosis?