All Subjects Medicine Surgery Pathology Anatomy Pharmacology Social & Preventive Medicine Microbiology Gynaecology & Obstetrics Dental Physiology Biochemistry Pediatrics
Showing 188245 questions
Sort:
55711 Pathology

A 63-year-old woman discovers a lump in her right breast. Mammography confirms the presence of a suspicious “lump,” and a needle core biopsy is performed to determine whether the mass is malignant. The pathology repo confirms that the mass is indeed cancerous and that the tissue demonstrates amplification of the Her-2/neu oncogene. The gene product of Her-2/neu is what kind of protein?

AGTPase
BGTPase-activating protein
CNuclear transcription factor
DReceptor tyrosine kinase
Pathology
View Explanation →
55714 Physiology

A 64-year-old man has severe polyuria and polydipsia, drinking 3 to 4 glasses of water and producing over 0.5 liters of urine each hour. Rajesh a new medicine resident places the patient on overnight water restriction for fuher analysis. The test results shown below were obtained the following morning. Plasma sodium concentration: 155 mEq/L Urine osmolarity: 90 mOsmol/L Urine glucose concentration: 0 mg/dL Which of the following is the most likely diagnosis?

AAddison's disease
BFanconi syndrome
CDiabetes insipidus
DDiabetes mellitus
Physiology
View Explanation →