#1
Which of the following is an example of a non-steroidal anti-inflammatory drug (NSAID)?
Aspirin
ExplanationAspirin is a classic NSAID, used for pain relief and anti-inflammatory purposes.
#2
What does the acronym 'OTC' stand for in the context of medication?
Over the Counter
ExplanationOTC stands for medications that can be bought without a prescription directly from a pharmacy.
#3
What is the primary function of insulin in the body?
To decrease blood sugar levels
ExplanationInsulin regulates blood sugar levels by facilitating glucose uptake into cells, thus lowering blood glucose.
#4
Which of the following is a potential side effect of corticosteroid use?
Osteoporosis
ExplanationCorticosteroid use can lead to decreased bone density, potentially resulting in osteoporosis.
#5
Which of the following medications is commonly used to treat depression?
Sertraline
ExplanationSertraline, an SSRI, is frequently prescribed for depression and various anxiety disorders.
#6
What is the mechanism of action of statin drugs?
Inhibiting cholesterol synthesis
ExplanationStatins reduce cholesterol levels by inhibiting an enzyme involved in cholesterol synthesis.
#7
Which of the following drug classes is commonly prescribed to lower blood pressure?
Beta blockers
ExplanationBeta blockers are frequently prescribed to manage hypertension by reducing heart rate and blood pressure.
#8
What is the mechanism of action of benzodiazepines?
Inhibiting GABA receptors
ExplanationBenzodiazepines exert their effects by enhancing the inhibitory neurotransmitter GABA's action in the brain.
#9
What is the term used to describe the maximum effect a drug can produce regardless of dosage?
Efficacy
ExplanationEfficacy refers to a drug's maximum therapeutic effect, irrespective of dosage.
#10
Which of the following drug administration routes bypasses the gastrointestinal tract?
Intravenous
ExplanationIntravenous administration delivers drugs directly into the bloodstream, bypassing the gastrointestinal tract.
#11
Which of the following statements about drug interactions is true?
Drug interactions can affect the pharmacokinetics or pharmacodynamics of a medication.
ExplanationDrug interactions can alter a medication's effectiveness (pharmacodynamics) or how it's processed in the body (pharmacokinetics).
#12
What is the primary function of beta blockers in cardiovascular medicine?
To inhibit sympathetic nervous system activity
ExplanationBeta blockers primarily reduce heart rate and blood pressure by blocking the effects of adrenaline.
#13
Which of the following statements about pharmacokinetics is true?
It encompasses the body's effect on the drug, including absorption, distribution, metabolism, and excretion.
ExplanationPharmacokinetics refers to how the body processes a drug, covering absorption, distribution, metabolism, and excretion.
#14
What is the role of the cytochrome P450 enzyme system in drug metabolism?
It breaks down drugs in the liver, affecting their metabolism and clearance.
ExplanationCytochrome P450 enzymes in the liver play a crucial role in metabolizing drugs, influencing their efficacy and clearance.
#15
Which of the following drug classes is commonly used to treat bacterial infections?
Antibiotics
ExplanationAntibiotics are drugs used to treat bacterial infections by killing or inhibiting the growth of bacteria.
#16
Which of the following drug classes is commonly used to treat anxiety disorders?
Anxiolytics
ExplanationAnxiolytics are medications prescribed to alleviate symptoms of anxiety by calming the central nervous system.
#17
What is the primary mechanism of action of antipsychotic medications?
Blocking dopamine receptors in the brain
ExplanationAntipsychotic medications alleviate symptoms of psychosis by blocking dopamine receptors in the brain.