Repeated USMLE Questions Step 1- Review- 77- Pharmacology

Q- Which one of the following antifungal drugs acts by inhibiting the enzyme, 1, 3-beta-glucan synthase? A- Amphotericin B B- Caspofungin C- Griseofulvin D- Terbinafine Q- Which one of the following agents prevents the release of neurotransmitter at all the cholinergic terminals? A- Atropine B- Botulinum toxin C- Hemicholinium D- Reserpine Q- Which one of … Read more

Repeated USMLE Questions Step 1- Review- 76- Pathology

Q- Which of the following is the most frequent form of pericarditis associated with myocardial infarction? A- Fibrinous pericarditis B- Hemorrhagic pericarditis C- Serous pericarditis D- Suppurative pericarditis Q- Which of the following conditions is characterized by hypertension due to sodium retention, hypokalemia and decreased renin secretion? A- Conn syndrome B- Cushing syndrome C- Diabetes … Read more

Repeated USMLE Questions Step 1- Review- 75- Pharmacology

Q- Myalgia and rhabdomyolysis may follow the use of which one of the following drug groups? A- Beta blockers B- Calcium channel blockers C- Loop diuretics D- Statins Q- Sildenafil is used in the treatment of erectile dysfunction through inhibition of which one of the following phosphodiesterase isoenzymes? A- PDE2 B- PDE3 C- PDE4 D- … Read more

Repeated USMLE Questions Step 1- Review- 74- Pathology

Q- A newborn is evaluated at birth due to congenital malformation. FISH analysis shows 22q 11.2 microdeletion. Which of the following is the most likely diagnosis? A- Achondroplasia B- DiGeorge syndrome C- Down syndrome D- Turner syndrome Q- A 6-year-old boy is diagnosed with glucose-6-phosphate deficiency anemia. Which of the following is the pathogenesis of … Read more

Repeated USMLE Questions Step 1- Review- 73- Pharmacology

Q- Which one of the following drugs most likely resembles the pharmacologic action of atropine? A- Hexamethonium B- Pilocarpine C- Scopolamine D- Succinylcholine Q- Which of the following agents is used to improve the drug-induced form of Parkinsonism? A- Bromocriptine B- Benztropine C- Dopamine D- Levodopa Q- Synthesis of which one of the following substances … Read more

Repeated USMLE Questions Step 1- Review- 72

Q- Waterhouse-Friderichsen syndrome is characterized by which of the following conditions? A- Abdominal pain, diarrhea and leukocytosis B- Adrenal insufficiency, hypotension and disseminated intravascular coagulation C- Back pain, fever and night sweats D- Chest pain, pericardial effusion and persistent fever Q- 1-α-Hydroxylase activity is increased in which of the following conditions? A- Hypocalcemia and hypophosphatemia … Read more