Stages of Sleep
How many stages of sleep are there?
There are 5 different stages of sleep
What are the 4 main drug categories?
Hallucinogens, opioids, stimulants, and depressants
What is insomnia?
A consistent difficulty in falling or staying asleep. This is the most common of the sleep disorders.
What are the reasons why we need sleep?
Allows people to recharge, allow brain to recover from exhaustion and stress, rebuild immune system, restore muscles, and repairs cells, clears out mind of useless information, may play a role in memory and learning, (mental housekeeping).
What is your consciousness?
Your awareness of everything that is going on around you at any given moment. It is used to organize behavior.
What are all the stages of sleep?
Stage 1 NREM sleep, stage 2 NREM sleep, stage 3 NREM sleep, stage 4 NREM sleep, REM sleep.
Does caffeine fall under one of the 4 main categories? If so which one?
Caffeine is known as a stimulant.
What is narcolepsy?
A person with narcolepsy cannot resist falling asleep at inopportune times.
How much of our lives do we spend sleeping?
We spend approximately one-third of our lives sleeping. Approximately 25 years of our lives sleeping.
What is your waking consciousness?
State in which thoughts, feelings, and sensations are clear, organized, and the person feels alert.
What is REM sleep?
REM sleep stands for rapid eye movement. Stage of sleep in which the eyes move rapidly under the eye lids and the person is typically experiencing a dream. (deepest period of sleep)
Natural opioids, called opiates, are derivatives of opium, which is a naturally occurring compound found in which plant
The poppy plant.
What is sleep apnea?
Episodes during sleep which a sleeper’s breathing stops.
What is sleep rebound?
Refers to the fact that a sleep-deprived individual will tend to take a shorter time to fall asleep during subsequent opportunities for sleep.
What is Melatonin?
A hormone secreted by the pineal gland in the brain. It helps regulate other hormones and maintains the body's circadian rhythm.
What is non REM sleep?
Sleep stages 1 through 4, marked by an absence of rapid eye movements, relatively little dreaming, and varied EEG activity.
Mind-altering drugs that affect normal perceptions, sensations, comprehension, self-awareness, and emotions; drugs used to produce an altered state of consciousness- Which category is this?
Hallucinogens
What is parasomnia?
Parasomnia is a group of sleep disorders where unwanted, disruptive motor activity and experiences during sleep play a role.
What is evolutionary psychology?
Discipline that studies how universal patterns of behavior and cognitive processes have evolved over time as a result of natural selection.
What are Biological rhythms?
Internal rhythms of biological activity. A woman’s menstrual cycle is an example of a biological rhythm, a recurring, cyclical pattern of bodily changes.
Why is REM sleep often referred to as paradoxical sleep?
it is often referred to as paradoxical sleep because of the combination of high brain activity and lack of muscle tone.
What is Ethanol in the class of depressants?
Ethanol is what we commonly refer to as alcohol.
What is somnambulism also known as?
Sleepwalking
Sleep-wake cycles seem to be controlled by multiple brain areas acting in conjunction with one another. Which parts of the brain are part of this?
Some of these areas include the thalamus, the hypothalamus, and the pons.
What is sleep regulation?
Sleep regulation refers to the brain’s control switch between sleep and wakefulness as well as coordinating the cycle with the outside world.