Consciousness and sleep Flashcards
Conscious
Information that is currently the subject of attention
Preconscious
Information that is not being attended to but could be attended to later
Subconscious
Information that we are not aware of but that exists and affects us
Non-conscious
Body process is controlled by her mind that we do not attend to
Unconscious
Cognitive activity outside our awareness
Agonist
A drug that mimics effects of neurotransmitters
Antagonist
A drug that blocks neurotransmitters
Stimulants
(caffeine, nicotine, amphetamines) Speed up nervous system
Depressants
(alcohol, barbiturates) Slow down the nervous system
Opioids
(Narcotics) Relieve pain and produce Euphoria
Hallucinogens
(LSD, marijuana) Change perceptions of reality
Four stages of sleep
Stage 1: Light sleep, transition from waking
Stage 2: Deeper sleep
Stage 3: slow wave (delta) sleep
Stage 4: deepest type of sleep
REM sleep
Rapid eye movement cycles last 10 to 15 minutes long throughout sleep. Vivid dreams occur, body is paralyzed, important for memory consolidation and learning