Exam 2 Behavioral Neuroscience: Drug Effects

Alcohol Physiological Effect

Social disinhibition and loss of motor coordination

Alcohol Neurotransmitter system/receptor types

DA stimulation/GABA

Depressant (GABA-A receptor)

Nicotine Physiological Effect

Increases heart rate, blood pressure, hydrochloric acid secretion, and bowel activity

Nicotine Neurotransmitter system/receptor types

Nicotinic ACh Rs

Cocaine Physiological Effect

promote endurance and enhance the sense of well-being

Cocaine Neurotransmitter system/receptor types

Blocks dopamine transports

Amphetamine Physiological Effects

Alertness, euphoria and stamina, sleeplessness, weight loss, and schizophrenic symptoms

Amphetamine neurotransmitter system/receptor types

Increases dopamine and norepinephrine release

and blocks reuptake

Marijuana Physiological Effects

Relaxation, mood alteration, stimulation, hallucination and paranoia

Marijuana neurotransmitter system/receptor types

Cannabinoid receptors (CB 1 & 2)

Opium Physiological Effect

pain killer

Opium Neurotransmitter system/receptor types

opioid receptors

(kappa, delta, mu)

LSD Physiological Effect

visual hallucinations

LSD neurotransmitter system/receptor types

5-HT receptors in visual system

MDMA (Ecstasy) Physiological Effect

positive emotions, euphoria, and visual hallucinations

MDMA (Ecstasy) neurotransmitter system/receptor types

Dopamine and 5-HT

- damages 5-HT axon terminals