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КРОК / KROK
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A 30-year-old woman developed facial edemas. Examination detected proteinuria (5.87 g/L), hypoproteinemia, dysproteinemia, and hyperlipidemia. Such combination of signs is characteristic of:
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In an experiment, an extracellular potassium concentration was increased until it became equal to the intracellular potassium concentration, which resulted in the loss of cellular excitability. What electrophysiological process occurred in this case?
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Examination of a patient shows the following: blood pressure - 180/110 mm Hg, heart rate - 95/min. X-ray detects narrowing of one of the renal arteries. What system was activated, causing the hypertensive state in this patient?
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In the lungs, an enzyme breaks down carbonic acid (H_2CO_3) into water and carbon dioxide that is released with the air. What enzyme catalyzes this reaction?
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A patient underwent trepanation and curettage of the air cells in a certain process of the temporal bone, because of an inflammation that spread there from the middle ear. What process of the temporal bone underwent the surgery?
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A patient presents with reduced elbow joint flexion, decreased muscle tone of the biceps brachii, and a loss of skin sensitivity on the anteriolateral surface of the forearm. What nerve is functionally impaired in this case?
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Histological specimen shows parenchyma of an organ that consists of lymphoid tissue that forms lymph nodules; the nodules are located diffusely and have a central artery. What anatomical structure has such morphological characteristics?
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A patient with chronic cardiovascular failure was taking digoxin. After the patient was prescribed an additional therapy, he developed signs of cardiac glycoside intoxication. What drug can accelerate the process of cardiac glycoside intoxication?
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A patient with type 2 diabetes mellitus has been prescribed a drug that, besides a hypoglycemic effect, has a hypocholesterolemic effect as well. This drug is a sulfonylurea derivative. What drug is it?
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A medical student was hospitalized into the infectious diseases unit on the 2nd day after the disease onset. The patient is suspected to have infectious mononucleosis. What results of laboratory analysis can confirm this diagnosis immediately on the day of the hospitalization?
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