KROK2014(41-50)

During electromicroscopic research of biopsy sample of hepatic cells, a large number of flat cisterns flattenedin the central part and extended to the periphery and small vesicles with secretory granules were revealed at the biliar pole. Please, name this structure:

A patient was hospitalised with the danger of spreading inflammation from occipital area into the cranial cavity. Through which anatomical structure this spread may occur?

A 28 year-old female patient was diagnosed a tumor of the ovar and indicated for an ovoriectomy. During the surgery it is necessary do dissect a band that connects the ovary with the uterus. What band should be cut by a surgeon?

A patient with symptoms of colitis was sampled pure culture of bacteria, which by morphological, cultural and biochemical properties was attributed to the genus Shigella. Which of the following reactions is reasonable to apply for serological identification of the culture?

Blood transfusion in a patient has been complicated with development of hemtransfusion shock. What type of allergic reaction underlies this pathology?

Currents of ultra high frequency (UHF) used in physiotherapy do not cause excitation and produce only heat effect on tissues. How would you explain this phenomenon?

A utility company worker descended to sewer manhole without protection means and after a while lost his conscious. Paramedics diagnosed hydrogen sulfide poisoning. What type of hypoxia developed?

An electronic microphotogram represents a cell of neural origin. The terminal part of the cell dendrite is of cylindrical shape and consists of 1000 closed membrane disks. What cell is shown in the microphotogram?

Many diseases lead to a sharp increase of concentration of active forms of oxygen resulting in destruction of cell membranes. Antioxidants are used to prevent this. The most powerful natural antioxidants are:

A histological examination of cervical lymph node of a 30 year-old women revealed violation of the structure due to overgrowth of epithelioid, lymphoid cells and macrophages with nuclei in the form of horseshoe; in the centerof some cell clusters - structureless pale pink areas with fragments of nuclei. What disease may be characterised by such changes?