Biological factor of consciousness

Consciousness

the state of being aware of and able to perceive one’s thought

Circadian Rhythm

the natural time of one’s sleep/wake cycle

Jet lag

a temporary disruption because one is traveling across different time zones

Shift work

one’s life schedule disrupting the natural sleep/wake cycle

NREM stage 1

starting to fall asleep

NREM Stage 2

Light sleep (easy to wake up)

NREM stage 3

the deepest stage of sleep (restoration process) while washing of left over chemicals from neurotransmitters

REM sleep

The eye start moving because you are dreaming

REM rebound

if one missed sleep, you would be in REM sleep longer than normal to keep up with your schedule.

Consolidation Theory

hippocampus would go through random memories for memory consolidation

Activation-Synthesis

random neural activity in brains stems

Insomnia

difficulty falling asleep and/or staying asleep

Narcolepsy

sudden falling asleep

Sleep Apnea

Pasue breathing during sleep

REM sleep behavior disorder

acting out during REM sleep (loss of muscle paralysis)

Psychoactive drugs

substance that affects the brain function

Agonist

Binds into neurotransmitter receptor and mimic the effect

Antagonist

Blocks neurotransmitters

Reuptake Inhibitors

clog the reuptake

Stimulants

increase neural activity and arousal

Caffeine

A natural stimulant that increases alertness and reduces fatigue by blocking neurotransmitters adenosine (central nervous system)

Cocaine

a powerful stimulant from coca plants (block reuptake of dopamine, serotonin, and norepinephrine)

Depressants

slow down neural activity and bodily function

Alcohol

depressant drug that slows down neural activity in central nervous system

Hallucinogens

alter perception, mood, and cognitive processes

Marijuana

from a cannabis plants, a drug that mood, perception, and cognition. Contain THC and CBD. It is a stimulant, a depressant, and hallucinogens.

Opioid

drugs that act on opioid receptors in brain and body. (pain relief, euphoria, sedation)

Heroin

an addictive opioid from morphine

Tolerance

increase the amount of substance to achieve the same effect as last time because of brain adapting to drug usage

Withdrawal

symptoms occurring when someone stop using the drug

Addiction

a chronic brain disorder where you constantly need/want a specific thing