Test 2: Consciousness, Sleep, Drugs Flashcards
Consciousness
the person’s subjective experience of the world and the mind.
Dynamic Unconscious
an active system encompassing a lifetime of hidden memories, deepest instinct and desires, and an inner struggle to control these forces (Sigmund Freud).
Repression
a mental process that removes unacceptable thoughts and memories from consciousness.
Freudian Unconscious
- dynamic unconscious
- repression
- Freudian slips
Cognitive Unconscious
the mental processes that give rise to a person’s thoughts, choices, emotions, and behavior even though they are not experienced by the person.
Subliminal perception
a thought or behavior that is influenced by stimuli that a person cannot consciously report perceiving
Circadian Rythm
a biological rhythm with a period of about 24 hours
Beta waves
alert, awake
Alpha waves
relaxation, drowsy
Stage 1 sleep
theta waves, light sleep
Stage 2 sleep
minor noises probably won’t disturb you
Stage 3 sleep
delta waves
Stage 4 sleep
delta waves, deepest stage of sleep, shake to wake, HR slowed, muscles relaxed, may sleep walk
REM stage sleep
stage of sleep characterized by rapid eye movements and a high level of brain activity, dreaming. HR and BP increase, sexual arousal, body muscles are still (except for eyes)
Which stage of sleep is especially crucial for normal functioning?
REM
Sleep provides “time out” for body to replenish…
- Eliminate waste from muscles
- Strengthen immune system
- Repair cells throughout body
____ is essential for memory consolidation and problem solving skills
Sleep
Insomnia
difficulty in falling or staying asleep
Sleep apnea
a person stops breathing for brief periods while asleep.
- Causes many awakenings during night
- Detected by spouse most often
Somnambulism
occurs when a person arises and walks around while asleep (sleepwalking).
-Safe to wake them