#1
Which of the following is NOT a short-term effect of alcohol consumption?
Liver damage
ExplanationAlcohol primarily affects the central nervous system in the short term.
#2
What organ is primarily responsible for metabolizing alcohol?
Liver
ExplanationLiver metabolizes alcohol into substances that can be eliminated from the body.
#3
Which neurotransmitter is commonly affected by alcohol, leading to its depressive effects?
GABA
ExplanationAlcohol enhances GABA, causing sedation and relaxation.
#4
Chronic use of which drug is known to cause damage to the nasal septum?
Cocaine
ExplanationCocaine abuse can lead to tissue damage in the nose.
#5
Which of the following is a potential effect of long-term marijuana use?
Memory impairment
ExplanationChronic use of marijuana can impair memory and cognitive function.
#6
What is the primary psychoactive component in magic mushrooms?
Psilocybin
ExplanationPsilocybin interacts with serotonin receptors in the brain, causing hallucinations.
#7
Which of the following is NOT a long-term effect of cocaine use?
Decreased appetite
ExplanationCocaine use often leads to appetite suppression.
#8
What is a common long-term effect of opioid use?
Respiratory depression
ExplanationLong-term opioid use can suppress breathing.
#9
What is the main effect of benzodiazepines on the central nervous system?
Depressant
ExplanationBenzodiazepines enhance the inhibitory neurotransmitter GABA, leading to sedation.
#10
Which neurotransmitter is primarily targeted by opioids, leading to their pain-relieving effects?
Endorphins
ExplanationOpioids bind to endorphin receptors, reducing pain perception.
#11
What is the primary effect of MDMA (Ecstasy) on neurotransmitters in the brain?
Increases serotonin
ExplanationMDMA releases serotonin and blocks its reuptake, leading to increased levels in the brain.
#12
What is a potential long-term effect of chronic heavy alcohol use on the brain?
Wernicke's encephalopathy
ExplanationWernicke's encephalopathy is a neurological disorder caused by thiamine deficiency, often seen in chronic alcoholics.
#13
What is the primary neurotransmitter affected by the use of benzodiazepines?
GABA
ExplanationBenzodiazepines enhance the inhibitory effects of GABA in the brain.