NBME 31 Test V2 (Latest 2025/ 2026 Update) Questions & Answers| Grade A| 100% Correct (Verified Solution)

NBME 31 Test V2 (Latest 2025/ 2026 Update) Questions & Answers| Grade A| 100% Correct (Verified Solution) QUESTION superior meatus drains Answer: posterior ethmoid QUESTION middle meatus drains Answer: frontal, maxillary, anterior ethmoid QUESTION inferior meatus drains Answer: nasolacrimal duct (tears) QUESTION how many calories are in a pound? Answer: 3500 calories QUESTION lung mass, dry mouth, muscle weakness, inability to achieve erection, fatigue Answer: small cell lung cancer paraneoplastic lambert eaton impaired Ach release at nm junction QUESTION study where hepatocytes dedifferentiate in culture and lose their functions. when cocultured w biliary epithelial cells preserves many functions. compared w grown alone, cocultured probably produced increased: Answer: urea QUESTION hepatocyte important processes Answer: urea cycle amino acid deamination transamination gluconeogenesis synthesis of albumin & coag factors QUESTION androgenic allopecia is caused by Answer: DHT binding to androgen receptors in terminal follicles over time, DHT promotes terminal follicle miniaturization and transition to vellus hairs QUESTION man w thickening of left ventricle muscle. underlying condition? Answer: hypertension common cause of diastolic + systolic dysfunction chronic HTN associated w left ventricular hypertrophy as a result of constant work against increased afterload QUESTION dextromethorphan Answer: antagonizes NMDA glutamate receptors mild opioid effect when used in excess naloxone for overdose can cause serotonin syndrome QUESTION ketamine moa Answer: NMDA receptor antagonist QUESTION angiomyolipoma Answer: renal tumor blood vessels, smooth muscle, adipose tuberous sclerosis QUESTION renal cell carcinoma Answer: triad: hematuria, palpable mass, flank pain fever, weight loss, paraneoplastic syndrome (EPO, renin, PTH, ACTH) can present w left sided varicocele, can involve the renal vein and block drainage of spermatic vein yellow mass, clear cytoplasm loss of VHL QUESTION renal cell carcinoma is usually Answer: clear cell carcinoma QUESTION renal cell adenocarcinoma involves loss of what tumor suppressor gene? Answer: VHL increased IGF1 increased HIF transcription factor (increases VEGF and PDGF) QUESTION two pathways to develop renal cell carcinoma Answer: sporadic - smokers hereditary - younger, multiple, bilateral QUESTION von hippel lindau disease Answer: AD disorder associated with inactivation of VHL gene leading to increased risk for hemangioblastoma of the cerebellum and renal cell carcinoma QUESTION wilms tumor