NBME Short Questions with Detailed Answers for final Exam preparation.

Stent contain paclitaxel. this drug decrease incidence of restenosis by ? prevention of SM growth over the stent microtubules spindle inhibitors function ? growth inhibitor decrease DHT & 5-a reductase indicates hypoplasia of which organ ? prostate Fibromuscular dysplasia, periumbilical bruit, angiography shows? beaded stenosis of renal artery Fibromuscular dysplasia presents with ? String of beads on renal artery Pectus Excvatum (marfan syndrome), what murmur the patient most likely will have? aortic insufficiency (regurgitation) defect in glycolytic enzyme of RBC refers to which enzyme ? pyruvate kinase (last step of glycolysis) hemoglobinopathy describes what conditions ? SCD (O2 dissusiation curve to the right), thalassemia (RNA splitting error) tachycardia will _______________ duration of diastole & ventricular filling time, _______________ preload shorten, reducing (In tachycardia, the time between heartbeats, is shorter than in a normal heart rate.) in bradycardia will _______________ duration of diastole & ventricular filling time, _______________ preload longer, increasing patient with Hx of renal stones in thiazide and loops, you monitor what? urinary calcium excretion clomifen give to ? tamoxifen give to ? raloxifen give to ? infertility (inhibit estrogen receptor), pt only with breast cancer (antagonist in breast, partial agonist in uterus), pt with both breast cancer & osteoporosis mass blocking the right upper lobe & blood cant pass via SVC. blood from this patient neck & right upper extremity will return the heart via ? internal mammaries & intercostal veins patient cant move left arm and leg, what area of the brain damage (frontalparietaltemporal)? right frontal cortex external jugular vein drain to subclavian veins which merge with the internal jugular to form the ? R&L brachiocephalic = SVC actinic keratosis (sun exposed areas) if not treated becomes ? sq cell carcinoma skin lesion which is pearly, dome shaped, central ulceration, telangiectasia. Dx? basal cell carcinoma boy with red rash in the upper tight, scaling margins, KOH of scraping show hypae. Dx? trichophyton tubrum diabetic patient has weakness only on abduction of the left eye, nothing more. Dx ? diabetic mononeuropathy (damage to a single nerve) cannulation to left maxillary sinus should be placed at ? the halus semilunaris in the middle meatus