Biology MCQs

Pharmacology MCQs with Answers

Which of the following is an example of an analgesic medication?
a) Antibiotic
b) Antihypertensive
c) Antidepressant
d) Nonsteroidal anti-inflammatory drug (NSAID)
Answer: d) Nonsteroidal anti-inflammatory drug (NSAID)

What is the mechanism of action of beta-blocker medications?
a) Inhibit bacterial cell wall synthesis
b) Block histamine receptors
c) Block adrenergic receptors
d) Inhibit prostaglandin synthesis
Answer: c) Block adrenergic receptors

Which of the following is a commonly used anticoagulant medication?
a) Aspirin
b) Ibuprofen
c) Warfarin
d) Acetaminophen
Answer: c) Warfarin

What is the primary action of diuretic medications?
a) Inhibit bacterial growth
b) Reduce blood pressure
c) Suppress the immune system
d) Relieve pain and inflammation
Answer: b) Reduce blood pressure

Which of the following is an example of an antihistamine medication?
a) Insulin
b) Atorvastatin
c) Loratadine
d) Metformin
Answer: c) Loratadine

What is the primary function of bronchodilator medications?
a) Lower blood glucose levels
b) Prevent blood clot formation
c) Relax smooth muscles in the airways
d) Increase heart rate
Answer: c) Relax smooth muscles in the airways

Which of the following is a commonly used antibiotic medication?
a) Insulin
b) Lisinopril
c) Amoxicillin
d) Omeprazole
Answer: c) Amoxicillin

What is the mechanism of action of anticonvulsant medications?
a) Stimulate the central nervous system
b) Inhibit bacterial protein synthesis
c) Enhance dopamine activity in the brain
d) Stabilize neuronal membranes
Answer: d) Stabilize neuronal membranes

Which of the following is an example of an antipsychotic medication?
a) Acetaminophen
b) Aspirin
c) Risperidone
d) Ciprofloxacin
Answer: c) Risperidone

What is the primary function of antidiabetic medications?
a) Reduce inflammation
b) Lower blood pressure
c) Increase insulin production or sensitivity
d) Relieve pain
Answer: c) Increase insulin production or sensitivity

Which of the following is a commonly used antihypertensive medication?
a) Ibuprofen
b) Simvastatin
c) Amlodipine
d) Metformin
Answer: c) Amlodipine

What is the mechanism of action of proton pump inhibitor (PPI) medications?
a) Inhibit bacterial cell wall synthesis
b) Block histamine receptors
c) Reduce gastric acid production
d) Enhance neurotransmitter activity in the brain
Answer: c) Reduce gastric acid production

Which of the following is an example of an antiviral medication?
a) Penicillin
b) Cephalexin
c) Oseltamivir
d) Omeprazole
Answer: c) Oseltamivir

What is the primary action of anticoagulant medications?
a) Inhibit bacterial growth
b) Reduce blood pressure
c) Prevent blood clot formation
d) Relieve pain and inflammation
Answer: c) Prevent blood clot formation

Which of the following is a commonly used antiplatelet medication?
a) Naproxen
b) Clopidogrel
c) Metoprolol
d) Alprazolam
Answer: b) Clopidogrel

What is the primary function of antidepressant medications?
a) Lower blood glucose levels
b) Relieve pain and inflammation
c) Suppress the immune system
d) Treat depression and mood disorders
Answer: d) Treat depression and mood disorders

Which of the following is an example of a corticosteroid medication?
a) Metformin
b) Prednisone
c) Azithromycin
d) Levothyroxine
Answer: b) Prednisone

What is the mechanism of action of antihyperlipidemic medications?
a) Block histamine receptors
b) Inhibit bacterial protein synthesis
c) Reduce cholesterol levels
d) Enhance dopamine activity in the brain
Answer: c) Reduce cholesterol levels

Which of the following is a commonly used antihistamine medication?
a) Acetaminophen
b) Aspirin
c) Diphenhydramine
d) Ciprofloxacin
Answer: c) Diphenhydramine

What is the primary function of bronchodilator medications?
a) Reduce blood pressure
b) Prevent blood clot formation
c) Relax smooth muscles in the airways
d) Increase heart rate
Answer: c) Relax smooth muscles in the airways

Which of the following is a commonly used antifungal medication?
a) Metformin
b) Fluconazole
c) Lisinopril
d) Atorvastatin
Answer: b) Fluconazole

What is the mechanism of action of antiretroviral medications?
a) Stimulate the central nervous system
b) Inhibit viral replication
c) Enhance dopamine activity in the brain
d) Stabilize neuronal membranes
Answer: b) Inhibit viral replication

Which of the following is an example of an antianxiety medication?
a) Acetaminophen
b) Aspirin
c) Alprazolam
d) Ciprofloxacin
Answer: c) Alprazolam

What is the primary action of antineoplastic medications?
a) Inhibit bacterial growth
b) Lower blood glucose levels
c) Suppress the immune system
d) Treat cancer
Answer: d) Treat cancer

Which of the following is a commonly used antidiarrheal medication?
a) Naproxen
b) Loperamide
c) Metoprolol
d) Alprazolam
Answer: b) Loperamide

What is the mechanism of action of antihypertensive medications?
a) Block histamine receptors
b) Reduce blood pressure
c) Inhibit bacterial protein synthesis
d) Enhance dopamine activity in the brain
Answer: b) Reduce blood pressure

Which of the following is an example of a sedative-hypnotic medication?
a) Metformin
b) Zolpidem
c) Azithromycin
d) Levothyroxine
Answer: b) Zolpidem

What is the primary function of antitussive medications?
a) Lower blood glucose levels
b) Relieve pain and inflammation
c) Suppress coughing
d) Treat bacterial infections
Answer: c) Suppress coughing

Which of the following is a commonly used antacid medication?
a) Ibuprofen
b) Calcium carbonate
c) Amlodipine
d) Metformin
Answer: b) Calcium carbonate

What is the mechanism of action of antihistamine medications?
a) Block histamine receptors
b) Inhibit bacterial cell wall synthesis
c) Reduce gastric acid production
d) Enhance neurotransmitter activity in the brain
Answer: a) Block histamine receptors

Which of the following is an example of a skeletal muscle relaxant medication?
a) Acetaminophen
b) Aspirin
c) Baclofen
d) Ciprofloxacin
Answer: c) Baclofen

What is the primary function of antineoplastic medications?
a) Reduce inflammation
b) Lower blood pressure
c) Treat cancer
d) Relieve pain
Answer: c) Treat cancer

Which of the following is a commonly used antihyperlipidemic medication?
a) Acetaminophen
b) Atorvastatin
c) Loratadine
d) Metformin
Answer: b) Atorvastatin

What is the mechanism of action of antiemetic medications?
a) Stimulate the central nervous system
b) Inhibit bacterial protein synthesis
c) Reduce gastric acid production
d) Block neurotransmitter receptors in the brain
Answer: d) Block neurotransmitter receptors in the brain

Which of the following is an example of a vasodilator medication?
a) Naproxen
b) Nitroglycerin
c) Metoprolol
d) Alprazolam
Answer: b) Nitroglycerin

What is the primary action of antiviral medications?
a) Inhibit bacterial growth
b) Suppress the immune system
c) Treat viral infections
d) Reduce pain and inflammation
Answer: c) Treat viral infections

Which of the following is a commonly used antidiabetic medication?
a) Ibuprofen
b) Metformin
c) Amlodipine
d) Warfarin
Answer: b) Metformin

What is the mechanism of action of bronchodilator medications?
a) Block histamine receptors
b) Reduce blood pressure
c) Relax smooth muscles in the airways
d) Increase heart rate
Answer: c) Relax smooth muscles in the airways

Which of the following is an example of an anticoagulant medication?
a) Aspirin
b) Naproxen
c) Heparin
d) Acetaminophen
Answer: c) Heparin

What is the primary function of antipsychotic medications?
a) Lower blood glucose levels
b) Relieve pain and inflammation
c) Treat schizophrenia and other psychotic disorders
d) Suppress the immune system
Answer: c) Treat schizophrenia and other psychotic disorders

Which of the following is a commonly used antihistamine medication?
a) Acetaminophen
b) Aspirin
c) Cetirizine
d) Ciprofloxacin
Answer: c) Cetirizine

What is the mechanism of action of antihypertensive medications?
a) Block histamine receptors
b) Reduce blood pressure
c) Inhibit bacterial protein synthesis
d) Enhance dopamine activity in the brain
Answer: b) Reduce blood pressure

Which of the following is an example of an antiepileptic medication?
a) Acetaminophen
b) Aspirin
c) Carbamazepine
d) Ciprofloxacin
Answer: c) Carbamazepine

What is the primary action of antineoplastic medications?
a) Inhibit bacterial growth
b) Lower blood glucose levels
c) Suppress the immune system
d) Treat cancer
Answer: d) Treat cancer

Which of the following is a commonly used antitussive medication?
a) Naproxen
b) Dextromethorphan
c) Metoprolol
d) Alprazolam
Answer: b) Dextromethorphan

What is the mechanism of action of antidiarrheal medications?
a) Stimulate the central nervous system
b) Inhibit bacterial protein synthesis
c) Relax smooth muscles in the intestines
d) Reduce gastric acid production
Answer: c) Relax smooth muscles in the intestines

Which of the following is an example of an antifungal medication?
a) Acetaminophen
b) Fluconazole
c) Loratadine
d) Metformin
Answer: b) Fluconazole

What is the primary function of antianxiety medications?
a) Lower blood pressure
b) Relieve pain and inflammation
c) Treat anxiety and panic disorders
d) Increase heart rate
Answer: c) Treat anxiety and panic disorders

Which of the following is a commonly used antiviral medication?
a) Ibuprofen
b) Oseltamivir
c) Amlodipine
d) Warfarin
Answer: b) Oseltamivir

What is the mechanism of action of anticoagulant medications?
a) Inhibit bacterial growth
b) Reduce blood pressure
c) Prevent blood clot formation
d) Relieve pain and inflammation
Answer: c) Prevent blood clot formation

Which of the following is a commonly used antiplatelet medication?
a) Naproxen
b) Clopidogrel
c) Metoprolol
d) Alprazolam
Answer: b) Clopidogrel

What is the primary action of antineoplastic medications?
a) Inhibit bacterial growth
b) Lower blood glucose levels
c) Suppress the immune system
d) Treat cancer
Answer: d) Treat cancer

Which of the following is a commonly used anticonvulsant medication?
a) Acetaminophen
b) Aspirin
c) Phenytoin
d) Ciprofloxacin
Answer: c) Phenytoin

What is the mechanism of action of antihyperlipidemic medications?
a) Block histamine receptors
b) Inhibit bacterial protein synthesis
c) Reduce cholesterol levels
d) Enhance dopamine activity in the brain
Answer: c) Reduce cholesterol levels

Which of the following is an example of an antihistamine medication?
a) Acetaminophen
b) Aspirin
c) Fexofenadine
d) Ciprofloxacin
Answer: c) Fexofenadine

What is the primary function of bronchodilator medications?
a) Reduce blood pressure
b) Prevent blood clot formation
c) Relax smooth muscles in the airways
d) Increase heart rate
Answer: c) Relax smooth muscles in the airways

Which of the following is a commonly used antibiotic medication?
a) Metformin
b) Amoxicillin
c) Lisinopril
d) Atorvastatin
Answer: b) Amoxicillin

What is the mechanism of action of anticonvulsant medications?
a) Stimulate the central nervous system
b) Inhibit bacterial protein synthesis
c) Enhance GABA activity in the brain
d) Stabilize neuronal membranes
Answer: c) Enhance GABA activity in the brain

Which of the following is an example of an antipsychotic medication?
a) Acetaminophen
b) Aspirin
c) Quetiapine
d) Ciprofloxacin
Answer: c) Quetiapine

What is the primary function of antidiabetic medications?
a) Reduce inflammation
b) Lower blood pressure
c) Increase insulin production or sensitivity
d) Relieve pain
Answer: c) Increase insulin production or sensitivity

Which of the following is a commonly used antihypertensive medication?
a) Ibuprofen
b) Amlodipine
c) Cetirizine
d) Metformin
Answer: b) Amlodipine

What is the mechanism of action of proton pump inhibitor (PPI) medications?
a) Inhibit bacterial cell wall synthesis
b) Block histamine receptors
c) Reduce gastric acid production
d) Enhance neurotransmitter activity in the brain
Answer: c) Reduce gastric acid production

Which of the following is an example of an antiviral medication?
a) Penicillin
b) Acyclovir
c) Loratadine
d) Metformin
Answer: b) Acyclovir

What is the primary action of anticoagulant medications?
a) Inhibit bacterial growth
b) Reduce blood pressure
c) Prevent blood clot formation
d) Relieve pain and inflammation
Answer: c) Prevent blood clot formation

Which of the following is a commonly used antiplatelet medication?
a) Naproxen
b) Aspirin
c) Clopidogrel
d) Alprazolam
Answer: c) Clopidogrel

What is the primary function of antidepressant medications?
a) Lower blood glucose levels
b) Relieve pain and inflammation
c) Treat depression and mood disorders
d) Suppress the immune system
Answer: c) Treat depression and mood disorders

Which of the following is an example of a corticosteroid medication?
a) Metformin
b) Prednisone
c) Cetirizine
d) Levothyroxine
Answer: b) Prednisone

What is the mechanism of action of antihyperlipidemic medications?
a) Block histamine receptors
b) Inhibit bacterial protein synthesis
c) Reduce cholesterol levels
d) Enhance dopamine activity in the brain
Answer: c) Reduce cholesterol levels

Which of the following is a commonly used antihistamine medication?
a) Acetaminophen
b) Aspirin
c) Diphenhydramine
d) Ciprofloxacin
Answer: c) Diphenhydramine

What is the primary function of bronchodilator medications?
a) Reduce blood pressure
b) Prevent blood clot formation
c) Relax smooth muscles in the airways
d) Increase heart rate
Answer: c) Relax smooth muscles in the airways

 

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