NBME 17 REVIEW 2023 QUESTIONS AND ANSWERS100% VERIFIED AND GRADED A+

67 yo has urinary urgency after placement of urinary catheter during transurethral resection of prostate, most appropriate therapy? - CORRECT ANS inhibition of muscarinic receptors Female pt w/ mt breast cancer, transferred to an hospice. Only family member are allowed to stay after visiting hours. Most appropriate response by the physician? - CORRECT ANS You seem very important to each other, you can stay... male with 3 month history of gynecomastia, is taking injections of beta hCG, what is the most likely binding site and action of b-hCG causing development of gynecomastia? - CORRECT ANS Testicle---Estradiol production. hCG has the same alpha unit as LH, FSH, TSH. Increase in hCG - increase in LH - more testosterone (via Leydig cells) - more estrogen (via aromatase in adipose tissue and testis) - gynecomastia reviously healthy 72 year old man with weakness and fatigue. His Hb 9.2 g/dL, leukocyte count is 5400/mm3, and platelet count is 350,000/mm3. A peripheral blood smear is shown (many small RBCs with various shape andd big central palor, one WBC and its size is bigger than the RBC shown). Which of the following is the most likely cause of these findings?? - CORRECT ANS GI BLOOD LOSS---CLASSIC presentation for right sided colon sounds classic for a microcytic anemia, so iron deficiency from GI blood loss is definitely correct 63-year-old man comes to the physician because of a 6-month history of exertional chest pain that is relieved by rest. He has smoked 1 pack of cigarettes daily for 45 years. He has mild hypertension, but he takes no medications. Which of the following types of lesions in the left anterior descending coronary artery is the most likely cause of his condition 100% vasospasm=one aneurysm, dec's from there 50% stenosis=plaque--MI - CORRECT ANS Calcified 80% stenosis...on exertion = stable angina. occlusion of more than 70-75% Variant/Printzmetal--@ rest and nighttime, 2* to Vasospasm, ST elev, Tobacco, cocaine, triptans/ younger pt Unstable--Thrombosis with incomplete artery occlusion. any chest pain at rest, no exertion. st depression or t-wave inversion 56 year old Woman comes to the physician for a follow up examination after recovering from Pneumococcal Pneumonia, X-ray shows no abnormalities. What allowed for full resolution: - CORRECT ANS metaplasia of mesenchymal cells----type 2 pneumocytes proliferate in damage... shouldn't be fibroblasts and shouldn't be BM integrity (think this references invasion of cells) 54 y/o female h/o htn and bilateral renal a stenosis, starts using nsaids for back pain. over next week her inine increases from 1.0 to 5.0mg/dl. most likely