Download Anatomy NBME questions with correct answers and more Exams Anatomy in PDF only on Docsity!
1 \\\/ \\
\ 98
Anatomy NBME questions with correct
answers
A homeless man has a 3-month history of decreased a-peptide, generalized wasting, low grade fever , worsening cough productive of blood, mucopurulent sputum. He has a 3-year history of alcohol abuse. Xray films of the chest show consolidation and cavitary lesions in the apices of the lungs. Which of the following is most likely inflammatory and/or immune response in the lung? A. Endothelial cell proliferation, vascular budding, fibroblasts B. Epithelioid cells, multinucleate giant cells, caseation necrosis C. Fibroblasts, collagen deposition, replacement of intrinsic tissue D. Macrophages, lymphocytes, hypergammaglobulinemia E. Neutrophils, vascular congestion, exudate - 🔰 CORRECT ANSWERS ✔✔ B. Epithelioid cells, multinucleate giant cells, caseation necrosis 82 year old man comes to the physician for evaluation of chest pain. He lives with his daughters family. He has numerous welts
2 \\\/ \\
\ 98 and abrasions and appears to be malnourished. He says his diet is fine. Which of the following is the most appropriate next step in patient care? A. confront his family about the abuse B. enroll the family in family counseling C. notify social services of potential abuse D. place him in a nursing home E. refer him to a residential community - 🔰 CORRECT ANSWERS ✔✔ C. notify social services of potential abuse 67 year old woman has the sudden onset of dyspnea and chest pain and dies within minutes. Stage IV ovarian cancer was diagnosed 1 year ago, and she has been bedridden for 2 months. Which of the following is most likely to be found on autopsy? A. Acute myocardial infarction B. Deep venous thrombosis C. Dissecting aortic aneurysm D. Renal papillary necrosis E. Rupttured berry aneurysm - 🔰 CORRECT ANSWERS ✔✔ B. Deep venous thrombosis 45 year old man has a 6-month history of burning pain that
4 \\\/ \\
\ 98 of membrane phospholipid 65-year old man dies of bronchopneumonia. He has a 6-year history of progressive loss of facial expression, tremors, rigidity, and slowing of voluntary movement. At autopsy, loss of pigmented cells is noted in the substantial nigra. Which of the following additional abnormalities is most likely to be present? A. Eosinophilic inclusions in neurons of the substantial nigra B. Loss of neurons in the caudate nuclei C. Microglial nodules and multinucleated giant cells in the white matter D. Neurofibrillary tangles in the cortical neurons E. Viral inclusions in the oligodendrocytes - 🔰 CORRECT ANSWERS ✔✔ A. Eosinophilic inclusions in neurons of the substantial nigra 50 year old man has a 10-year history of poorly controlled hypertension. Vital signs are: Pulse 96/min Respirations 16/min Bp of left arm 226/120 mmHg
5 \\\/ \\
\ 98 Bp of right arm 218/118mmHg With the patient in the left lateral decubitus position, a late diastolic sound is heard best with the bell at the apex. Which of the following is the most likely explanation for this auscultatory finding? A. Aortic insufficiency B. Aortic stenosis C. Mitral insufficiency D. Mitral stenosis E. Opening snap F. Pulmonic insufficiency G. Pulmonic stenosis H.S I.S J. Tricuspid insufficiency - 🔰 CORRECT ANSWERS ✔✔ I.S in gout, hyperuricemia resulting from overproduction of urate is most likely to result from a lack of feedback inhibition by ADP or GDP at which enzyme? A. Adenosine deaminase B. Dihydrofolate reductase
7 \\\/ \\
\ 98 following is the most likely cause of the hypoglycemia? A. acute hepatic failure B. ingestion of a sulfonylurea C. Pancreatic beta-cell neoplasm D. Retroperitoneal fibrosarcoma E. Surreptitious use of insulin - 🔰 CORRECT ANSWERS ✔✔ E. Surreptitious use of insulin Double-stranded DNA can be denatured by heating and renatured by cooling. Renaturation under conditions of high stringency has which of the following effects? A. Considerable base mismatching is permitted B. GC base pairing is promoted C. GT base pairing is promoted D. Mismatch DNA hybridization is preverted - 🔰 CORRECT ANSWERS ✔✔ D. Mismatch DNA hybridization is preverted 22-year old woman who is pregnant with her first child comes to the physicians office for a routine visit at 24 weeks gestation. The size of her uterus has increased very little during the past 4 weeks. Ultrasonography shows little fluid in the amniotic sac. Which of the following fetal organ systems is most likely to be
8 \\\/ \\
\ 98 malfunctioning? A. Cardiovascular B. Central nervous C. Gastrointestinal D. hepatic E. Renal - 🔰 CORRECT ANSWERS ✔✔ E. Renal 35 year old woman comes to the physician for an initial visit. She refuses to fill out a questionnaire form about personal data and her medical history. When the physician greets her in the examination room, she says, "lets get this over with." which of the following questions is most likely to facilitate communication with the patient? A. "Are you always such an angry person?" B. "I can see that you are upset. Please tell me what is bothering you." C. "Ok, tell me what brings you in." D. "Should we reschedule your appointment for when you are in a better mood?" E. "Why are you angry with me?" F. "You know, you do not have to be here if you do not want to." - 🔰 CORRECT ANSWERS ✔✔ B. "I can see that you are
10 \\\/ \ \\ 98 D. Medullary carcinoma E. Papillary carcinoma - 🔰 CORRECT ANSWERS ✔✔ B. Follicular adenoma 32 year old man with AIDS has a 6 week history of progressive weakness of his right hand, expressive aphasia, mild headache. CT scan of the head shown. Which of the following is most likely causal organism? A. Cryptococcus neoformans B. Cytomegalovirus C. Pneumocystis carinii D. Toxoplasma gondii E. Treponema papilldum - 🔰 CORRECT ANSWERS ✔✔ D. Toxoplasma gondii 50 year old woman is evaluated for occult blood in the stool. Colonoscopy shows a 5cm sessile mass with a velvety surface that projects about 2cm above the mucosa of the rectosigmoid. Microscopic examination of tissue obtained on biopsy of the mass shows papillae composed of delicate fibrovascular cores covered by dysplastic columnar epithelium. This patient is at increased risk for which of the following colonic neoplasms?
11 \\\/ \ \\ 98 A. Adenocarcinoma B. Carcinoid C. Fibrosarcoma D. Leiomyosarcoma E. Lymphoma F. Squamous carcinoma - 🔰 CORRECT ANSWERS ✔✔ A. Adenocarcinoma Relative to the normal values for parameters that govern capillary exchange, which of the following is the most likely cause of the edema that results from use of a venous occlusive tourniquet? A. Decreased interstitial fluid hydrostatic pressure B. Increased mean capillary hydrostatic pressure C. Increased plasma oncotic pressure D. Increased capillary filtration coefficient E. Increased capillary reflection coefficient for plasma proteins - 🔰 CORRECT ANSWERS ✔✔ B. Increased mean capillary hydrostatic pressure 72 year old man comes to the physician because of an 8 month history of feeling light-headed when he stands up. Bp is 130/
13 \\\/ \ \\ 98 A. Ovary B. Fallopian tube C. Uterine fundus D. Uterine body E. Vagina F. Bladder G. Rectum - 🔰 CORRECT ANSWERS ✔✔ B. Fallopian tube 13-month old girl has a history of recurrent bacterial infections. Production of O2, H2O2, OH by neutrophils is normal and production of HOCL is decreased following stimulation by opsonized bacteria. The most likely cause is deficiency of: A. catalase B. glutathione peroxidase C. myeloperoxidase D. NADPH oxidase E. Superoxide dismutase - 🔰 CORRECT ANSWERS ✔✔ C. myeloperoxidase 50 year old man with anginal pain takes nitroglycerin. The pain is rapidly relieved because of: A. inhibition of phospholipase C activity
14 \\\/ \ \\ 98 B. stimulation of cyclic AMP formation C. stimulation of cyclic GMP formation D. stimulation of inositol 1,4,5-triphosphate formation E. Stimulation of protein kinase C activity - 🔰 CORRECT ANSWERS ✔✔ C. stimulation of cyclic GMP formation 62 year old man is brought to the physician for evaluation of a 6-month history of progressively strange behavior. he has been impulsive and distractible, has stopped bathing and combining his hair, and has become uncharacteristically rude and unkempt. Occasionally, when eating, he has stuffed food into his mouth with his fingers. He has had the same mild problems with memory during this period. His only medical problem is a 1-year history of hypertension well controlled with atenolol. Neurologic examination shows no focal signs, but the grasp and snout reflexes are prominent. Which of the following is the most likely cause of this patient condition? A. Arteriosclerosis B. Dementia, Alzheimers type C. Huntingtons disease D. Normal aging E. Pick's disease - 🔰 CORRECT ANSWERS ✔✔ E. Pick's disease
16 \\\/ \ \\ 98 oxygen species, is catalyzed by which of the following enzymes? A. Catalase B. Cytochrome oxidase C. Nitric oxide synthase D. Superoxide dismutase E. Xanthine oxidase - 🔰 CORRECT ANSWERS ✔✔ A. Catalase Based on these data, what is the relative risk for development of breast cancer in childless women compared with women who have children? A. 0. B. 1. C. 1. D. 1. E. 2.25 - 🔰 CORRECT ANSWERS ✔✔ E. 2. 55-year old man has had patchy leukoplakia of the anterior floor of his mouth for 4 years. He now has a raised, firm white lesion in the same area. Examination of tissue obtained on biopsy of this new lesion is most likely to show: A. Aphthous ulcer B. Burkitts lymphoma
17 \\\/ \ \\ 98 C. Candida infection D. Kaposi's sarcoma E. mixed tumor of the parotid gland F. Squamous cell carcinoma G. Warthin's tumor - 🔰 CORRECT ANSWERS ✔✔ F. Squamous cell carcinoma 31 year old woman is admitted to the hospital in labor at 28 weeks gestation. Administration of which of the following will most likely enhance production of surfactant by fetal type II alveolar cells? A. Corticosteroids B. Glucagon C. Growth hormone D. Insulin E. Somatostatin - 🔰 CORRECT ANSWERS ✔✔ A. Corticosteroids A previously healthy 56-year old man has the sudden onset of severe headaches that become worse in the afternoons. His blood pressure is 180/110mmHg. Renal arteriography shows 85% occlusion of the right renal artery. The laboratory finding that
19 \\\/ \ \\ 98 Hemoglobin concentration is 8.7g/dL and platelet count is 60,000/mm. Peripheral blood smear shows erythrocyte fragmentation. Which of the following renal findings is most likely to be associated with her condition? A. Glomerular crescent formation B. IgG-associated glomerular basement membrane antibody C. Membranoproliferative glomerulonephritis D. Narrowing of the capillary wall by fibrin deposition E. Periglomerular granuloma with giant cells - 🔰 CORRECT ANSWERS ✔✔ D. Narrowing of the capillary wall by fibrin deposition The developmental anomaly shown in this stillborn fetus is most commonly characterized by which type of inheritance? A. Autosomal dominant B. Autosomal recessive C. Mitochondrial D. Multifactorial E. Sex-linked - 🔰 CORRECT ANSWERS ✔✔ D. Multifactorial 30-year old woman with type 1 diabetes melltius has increasing vulvar pruritus and a vaginal discharge. A wet mount
20 \\\/ \ \\ 98 preparation of the discharge is shown. Which of the following is the most likely causal organism? A. Candida albicans B. Chlamydia trachomatis C. Herpes simplex virus D. Human papillomavirus E. Trichomonasvaginalis - 🔰 CORRECT ANSWERS ✔✔ A. Candida albicans The presence of which of the following is characteristic of the infectious agent of bovine spongiform encephalopathy? A. RNA +, DNA +, Protein + B. RNA +, DNA +, Protein - C. RNA +, DNA -, Protein + D. RNA +, DNA -, Protein - E. RNA -, DNA +, Protein + F. RNA -, DNA +, Protein - G. RNA -, DNA -, Protein - H. RNA -, DNA -, Protein + - 🔰 CORRECT ANSWERS ✔✔ H. RNA -, DNA -, Protein + healthy 30-year old man is participating in a study of the effects
