Free Questions and Answers for All Medical Students all over the World
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 … Read more
Q- Which of the following is the currently drug of choice for the treatment of cutaneous anthrax? A- Azithromycin B- Ciprofloxacin C- Gentamicin D- Penicillin Q- Which of the following is the mechanism of action of benzodiazepines in the treatment of insomnia? A- Alpha adrenergic antagonist B- Binds to serotonin receptors C- Binds to GABA … Read more
Q- Anterior spinal artery arises from which of the following arteries? A- Basilar artery B- External carotid artery C- Internal carotid artery D- Vertebral artery Q- Sensations to the external auditory meatus is innervated by which of the following nerves? A- Auriculotemporal nerve B- Great auricular nerve C- Facial nerve D- Vagus nerve Q- Bicornuate … Read more
Q- Which of the following side effects occurs with both tricyclic antidepressants and phenothiazines? A- Excessive salivation B- Orthostatic hypotension C- Seizures D- Weight loss Q- Which of the following medications is useful to distinguish nephrogenic from neurogenic diabetes insipidus? A- Acetazolamide B- Demeclocycline C- Desmopressin D- Hydrochlorothiazide Q- Which of the following drugs is … Read more
Q- A patient with cystic fibrosis is treated by gene therapy. Which of the following types of cells should be targeted as host cells? A- Epithelial cells B- Hemopoietic stem cells C- Germ cells D- T-cells Q- A study found that the incidence of lung cancer in smokers is 230/100,000 and in non-smokers is 71/100,000. … Read more
Q- A liposomal preparation of which one of the following medications may reduce the incidence of renal toxicity? A- Acyclovir B- Amphotericin B C- Ketoconazole D- Vancomycin Q- Which of the following medications is the most effective immunosuppressant in cases of organ transplantation? A- Azathioprine B- Cyclophosphamide C- Cyclosporine D- Vinblastine Q- Which of the … Read more