Free Questions and Answers for All Medical Students all over the World
Q- A young female presents with areas of erythema and itching over the skin of her hands, arms, and legs two hours after she ate nuts. Which of the following immunological reactions is the most likely responsible? A- Anaphylaxis B- Cell-mediated hypersensitivity C- Complement activity D- Immune complex deposition Q- Release of which of the … Read more
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 … Read more
Q- Which of the following locations is the most common site of gastrinoma? A- Ileum B- Liver C- Pancreas D- Stomach Q- Which of the following locations is the most common site of mural thrombus following myocardial infarction? A- Aorta B- Left ventricle C- Right atrium D- Right ventricle Q- Chemotherapeutic agents use may result … Read more
Q- Amnestic syndrome due to thiamine deficiency is caused by lesions of which one of the following structures? A- Cerebellum B- Limbic system C- Parietal lobe D- Temporal lobe Q- Which of the following is NOT considered an indication for HIV testing? A- Homosexuality B- Patients with symptoms of AIDS C- Recent positive test of … Read more
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