psychoactive drugs - ANSWER chemicals that affect consciousness (awareness, sensation, perception, or mood) and behaviour
physical depandance - ANSWER -a psychological need for a drug (to function normally)
-often accompanied by withdrawal symptons
psychological dependance - ANSWER a psychol...
psychoactive drugs (pharmacology)
CORRECT 100%
psychoactive drugs - ANSWER chemicals that affect consciousness (awareness, sensation, perception, or
mood) and behaviour
physical depandance - ANSWER -a psychological need for a drug (to function normally)
-often accompanied by withdrawal symptons
psychological dependance - ANSWER a psychological desire to use a drug to produce a desired
psychological effect or to remove a negative one
addiction - ANSWER a compulsive craving for and use of a drug despite adverse consequences (to person
or others)
withdrawal - ANSWER a syndrome resulting from sudden termination of use of a drug. Accompanied by
symptoms the are often opposite of the drugs effects
depressants - ANSWER act on the central nervous system to suppress bodily processes (alcohol, sedative
hypnotics, barbituates, morphine, heroine)
Hallucinogens - ANSWER mixed effects on neural activity (distort functioning)
(lsd, marijuana)
Alcohol - ANSWER -inhibits widespread areas of the brain
-influences GABAergic neurons
-at first, inhibits judgement & ability to inhibit behaviours but this eventually leads to disinhibition
leading to slowed reaction, slurred speach, deteriorating skilled performance (cerebellum) and at high
doses can suppress vomit reflex and breathing (medulla)
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