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7.Human Health and Disease
normal
$L.S.D.$ is
A
Hallucinogenic
B
Sedative
C
Stimulant
D
Tranquiliser
Solution
Hallucinogens change one's behaviour, thoughts, feelings and perceptions without any actual sensory stimulus.
Sedative: Barbiturate and benzodiazepines -Depress brain activity and produce feelings of calmness, relaxation, drowsiness and deep sleep.
Stimulant: Caffeine, cocaine, amphetamines-Stimulate nervous system, increases alertness, produce excitement.
Tranquilisers: Benzodiazepines-Act as anti-depressants.
Standard 12
Biology