USMLE Practice Questions (With error-free answers)

Diphenhydramine toxicity correct answers sedation, antimuscarinic, anti alpha adrenergic DNA from three vesicles on a person infected with HSV, when treated with restriction enzymes will show what pattern of bands? correct answers all bands will be identical pt has fever, hx of several pyelonephritis, urosepsis, anemia, painful renal masses that are yellow with necrotic center, epitheloid with partially clear and granular to foamy cells, bacterial culture positive for proteus correct answers xanthogranulomatous pyelonephritis kid likes to run outside with no shoes, becomes lethargic and is found to have iron deficiency anemia, what does he have and what do you treat him with? correct answers ancylostoma duodenale, necator americanus (hookworms) treat with bedazzles or pyrantel pamoate presbycusis correct answers high frequency hearing loss d/t destruction of hair cells at cochlear base how does a 6yo boy view death correct answers as final what can be used to increase a pt's leukocyte count for pt going through chemotherapy? correct answers Filgrastim Sargramostim treatment for oral thrush correct answers nystatin "swish and swallow" blood marrow smear shows mature megakaryocytic hyperplasia correct answers ITP study in which pts are split among groups with varying doses of the drug and then assessed correct answers open labeled clinical trial what biochemical process does malonylCoA inhibit correct answers fatty acid oxidation microcytic anemia in pt with low hematocrit and low Hb correct answers iron deficiency anemia, chronic blood loss child's chest shows pectus carinatum and beading of costochondric joints correct answers rickets, vit D deficiency lymphatic drainage of dorsolateral foot correct answers popliteal fossa mechanism of action of sulfonylurea correct answers triggers release of insulin by closing K+ channel in beta cell membrane, so cell depolarizes via increased Ca++ influx