Nbme cbse actual test questions and answers

32-year-old - painful swelling of right cheek for 24 hours. PE shows swollen and tender area overlying the parotid gland, Sialolithiasis is suspected. The calculus is most likely present in a duct that passes through which muscle? Buccinator stensens duct - pierces parotid gland duct pierces through the bucc. (you can feel it with your tongue) secretions of the parotid gland are transported to the oral cavity by the Stensen duct. It 83-year-old brought to physician with daughter to discuss complete work-up for dementia. The patient has mild memory problems. She takes no medications. Mini mental status is 23/30. Treponema pallidum is positive. Best next step? Discussion of the Diagnosis with the Patient Privately (talk to her first alone to determine capacity) - cognitive impairment could be the manifestation of neurosyphilis. In addition, the doctor should talk directly to the patient to check for sexual abuse. d. main goal for this question is avoid discussing issues with relatives without the patient's permission. . 15 year old girl - 3 day history of fever, sore throat, and malaise. PE shows pharyngeal erythema, enlarged tonsils, and tender cervical lymphadenopathy. Incubation with sheep erythrocytes results in agglutination. The atypical lymphocytes are most likely to be what type? CD8+ lymphocytes EBV infects B Cells -causes CD8 cells become abnormal' with Mono - monospot test sheep agglutinin - which are atypical lymphocytes Lymphocytosis associated with infectious mononucleosis is caused by an increase in the number of circulating activated T and B lymphocytes. The atypical lymphocytes are CD8+ T- cells that are activated to eliminate EBV infected B- lymphocytes. 37 y/o - admitted to hospital because of gradually progressive weakness, anorexia, weight loss over 6 months. BP 74/40 and skin is Hyperpigmented. Morning serum cortisol concentration is 2 ug/dl (Low Cholesterol) Which is most likely diagnosis? Autoimmune Adrenalitis low cortisol, which causes body wasting. hyperpigmented since low cortisol increases ACTH secretion from the pituitary, but this shares a common precursor protein with melanocyte-stimulating hormone (MSH) often a sign of either adrenal failure or an ACTH-secreting tumor 65-year-old - sudden onset of shortness of breath and discomfort in his chest. PE shows diaphoresis. An ECG show ST elevation in the anterior leads. Compared with healthy - which cardiopulmonary change? Increased Systemic Vascular Resistance Decreased Pulmonary Vascul