pharmacology

Q- Which of the following medications increases cardiac output in pulmonary edema following myocardial infarction? A- Dobutamine B- Lisinopril C- Metoprolol D- Verapamil Q- Which of the following screening tests should be recommended for a patient taking olanzapine for schizophrenia? A- Cancer B- Diabetes C- Hemochromatosis D- Hemolysis Q- Which one of the following anti-depressant […]

Q- A 30-year-old man with hypertension is prescribed labetalol. It antagonizes which of the following receptors to be effective against hypertension? A- Alpha-adrenoceptors B- Beta-adrenoceptors C- Both alpha and beta adrenoceptors D- Nicotinic receptors   Q- Which of the following is the most effective role of probenecid in treating gout? A- Probenecid decreases inflammation of […]

Q- Which one of the following effects is correlated to direct beta1-adrenoreceptor stimulation? A- Bradycardia B- Bronchodilation C- Tachycardia D- Vasoconstriction Q- Which of the following is the most likely cause of death in cases of overdose of hypnotics? A- Cerebral edema B- Depression of the medullary respiratory center C- Hypothermia D- Status epilepticus Q- […]

Q- Which of the following is the most frequent and irreversible side effect of typical anti-psychotics? A- Akathisia B- Anxiety C- Dystonia D- Tardive dyskinesia Q- Which of the following is the mechanism of action of ursodiol to reduce the size of gallstones in the common bile duct? A- Dissolving calcium from the stone B- […]

Q- Which of the following is the effect of digoxin on a case of heart failure? A- Decreased stroke volume and vagal activity B- Increased stroke volume and cardiac output C- Increased sympathetic tone and decreased vagal activity D- Rapid conduction through AV node Q- Which of the following is the mechanism of action of […]

Q- Which one of the following actions is produced by muscarinic cholinergic agonists? A- Activation of inhibitory G protein B- Decreased IP3 production C- Decreased release of intracellular calcium D- Inhibition of phospholipase C Q- Organophosphorus poisoning can be treated with which of the following agents? A- Atenolol B- Atropine C- Ipratropium bromide D- Physostigmine […]