Free Questions and Answers for All Medical Students all over the World
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
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