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КРОК / KROK
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A 67-year-old woman has gastric cancer with metastases in the liver. What characteristic of tumor cells gives them the ability to form metastases?
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Autopsy of the body of a child shows a primary intestinal tuberculosis complex: the primary affect is a jejunal ulcer, there are lymphangitis and regional caseous lymphadenitis. The death occurred as a result of ulcer perforation and development of diffuse peritonitis. What is the route of tuberculosis infection in this child?
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A patient has been hospitalized into the infectious diseases department with signs of fever that occurred again for a second time with the interval of two days between the two episodes. Blue-violet twisted cells were detected in the blood drop stained according to the Romanowsky-Giemza technique. What microorganism has caused the disease in this patient?
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In some diseases, changes occur in the cells, with lysosomal membrane integrity becoming impaired in the process. What changes will occur in the cells as a result?
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The bacteriological laboratory needs to prepare for analysis of materials that are suspected to be contaminated with spores of anthrax causative agent. What diagnostic preparation allows for quick detection of these spores?
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A sample of the discharge from the affected pharyngeal mucosa was obtained from a sick child, provisionally diagnosed with diphtheria. A smear was prepared and stained. Microscopy detected there yellow bacilli with dark-blue thickened ends. What structural element of a microbial cell was detected in the obtained microorganisms?
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After partial pancreatic resection the patient developed steatorrhea, which indicates disturbed digestion of fats in the intestine. It is caused by deficiency of the following enzyme:
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The substances are excreted from the cell, when membrane structure of the Golgi apparatus connects to the cell membrane. The content of this structure is then expelled from the cell. This process is called:
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A patient, who lives in a specific geochemical territory, was diagnosed with endemic goiter. What type of post-translational modification of thyreoglobulin is disturbed in this patient?
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A patient with essential hypertension was prescribed a drug that inhibits angiotensin-converting enzyme (ACE). What drug is it?
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