sleep disorders
A stoppage of breathing which forces a person to wake up
what is sleep apnea?
A split in consciousness which allows some thoughts and behaviors to occur simultaneously with others
What is dissociation
Slow brainwaves of the relaxed, awake state
What is alpha waves
Discomfort and distress that follow discontinued use
What is withdrawal
we pass through a cycle of five distinct sleep stages about every ____ minutes
What is 90 min
Alcohol prevents REM sleep which can worsen the problem of _____?
what is insomnia
This type of rhythm occurs once a month or a season
What is Infradian Rhythms
Control center for 24 hour rhythm of sleep
What is the hypothalamus
According to Freud, the underlying meaning to a dream
What is latent content
Define activation synthesis theory
Suggests that brain engages in a lot of random neural activity. Dreams make sense of this activity
This sleep disorder takes place during REM sleep. The body is paralyzed but the patient is awake
What is sleep paralysis
A chemical substance that alters perceptions ands moods
What is a psychoactive drug
Regular bodily rhythms that occur on a 24 hour cycle
What is the circadian rhythm?
What is manifest content?
The remembered storyline of a dream
When deprived of REM sleep and later sleep, we show increased REM sleep
What is REM rebound
Definition of somnambulism
Sleepwalking. The sleepwalker can walk, talk and see but will have little to no memory of the event when they wake up.
there are two theories on how attention is diverted from an aversive odor. State one and explain.
Divided-consciousness theory- hypnosis has caused a split in awareness
social influence theory- the subject is so caught up in the hypnotized role that she ignores the odor
Period of sleep also known as paradoxical sleep because muscles are relaxed but other body systems are active
What is REM sleep?]
define tolerance
Diminishing effect with regular use. The body begins to stop producing these chemicals naturally. More drug is needed to produce the same effect
the rapid eye movements of REM sleep signal this
They signal the beginning of a dream
Children who experience this may sit up or walk around, experience doubled heart and breathing rates, and appear terrified
What is night terrors
During what stage of sleep do children begin bedwetting or begin sleepwalking?( what type of sleep is ok answer)
Stage 4- deep sleep. Child is difficult to awaken- brain activity slows down
During deepest sleep, brain activity slows down. There are large amplitude, slow ________ waves
What is Delta waves
Define psychological dependence on drugs
Psychological need to use a drug- person has excessive, uncontrollable desire to use the drug. ex- to relieve negative emotions
Light triggers the suprachiasmatic nucleus (SCN) in the hypothalamus to adjust production of this hormone
What is melatonin