In order to accelerate healing of a radiation ulcer a vitamin drug was administered. What drug is it?
B. *Retinol acetate
A stomatologist injected a patient with a certain drug in order to reduce salivation during tooth filling. What drug is it?
C. *Atropine sulfate
87. Vagus branches that innervate heart are being stimulated in course of an experiment. As a result of it the excitement conduction from atria to the ventricles was brought to a stop. It is caused by electrophysical changes in the following structures:
C. *Atrioventricular node
A doctor examined a child and revealed symptoms of rachitis. Development of this desease was caused
D. *1,25 [OH]-dichydroxycholecalciferol
89. Histological examination of a skin tissue sampling revealed granulomas consisting of macrophagal nodules with lymphocytes and plasmatic cells. There are also some big macrophages with fatty vacuoles containing causative agents of a disease packed up in form of spheres (Virchow's cells). Granulation tissue is well vascularized. What disease is this granuloma typical for?
C. *Lepra
A patient consulted a stomatologist about purulent inflammation of his gums. What drug will be the most effective if it is suspected that a causative agent is an anaerobe?
E. *Metronidazole
Microscopy of stained (Ziehl-Neelsen staining) smears taken from the sputum of a patient with chronic pulmonary disease revealed red bacilli. What property of tuberculous bacillus was shown up?
A. *Acid resistance
The upper lobe of the right lung is enlarged, grey and airless, the inscision surface is dripping with turbid liquid, the pleura has many fibrinogenous films; microscopical examination of alveolus revealed exudate containing neutrophils, desquamated alveolocytes and fibrin fibers. The bronchus wall is intact. What is the most probable diagnosis?
D. *Croupous pneumonia
A patient has a decreased vasopressin synthesis that causes polyuria and as a result of it evident organism dehydratation. What is the mechanism of polyuria development?
D. *Reduced tubular reabsorption of water
A patient of surgical department complains about- pain in the small of her back and in the lower part of her belly; painful and frequent urination. Bacteriological examination of urine revealed gram-negative oxidase-positive rod-like bacteria forming greenish mucoid colonies with specific smell. What causative agent can it be?
C. *Pseudomonas aeruginosa
A patient has acne on his face. Microspcopic examination of scrapings from the affected areas revealed living porrect vermiform arthropoda 0, 2-0,5 mm large with four pairs of short extremities in the front part of their bodies. What is the laboratory diagnosis?
|
|
|
D. *Demodicosis
Examination of a patient with pustular skin lesions allowed to isolate a causative agent that forms in the blood agar roundish yellow middle-sized colonies surrounded by haemolysis zone. Smears from the colonies
Contain irregular-shaped clusters of grampositive cocci. The culture is oxidase- and catalase-positive, ferments mannitol and synthesizes plasmocoagulase. What causative agent was isolated?
B. *Staphylococcus aureus
Inoculum from pharynx of a patient ill with angina was inoculated into bloodtellurite agar. It resulted in growth of grey, radially striated (in form of rosettes) colonies 4-5 mm in diameter. Gram-positive bacilli with clublike thickenings on their ends placed in form of spread wide apart fingers are visible by microscope. What microorganisms are these?
C. *Diphtheria corynebacteria
A man with a wound of his limb that had been suppurating for a long time died from intioxication. Autopsy revealed extreme emaciation, dehydration, brown atrophy of liver, myocardium, spleen and cross-striated muscles as well as renal amyloidosis. What diagnosis corresponds with the described picture?
A. *Chroniosepsis
In course of severe respiratory viral infection there appeared clinical signs of progressing cardiac insufficiency that caused death of a patient in the 2nd week of disease. Autopsy revealed that the heart was sluggish, with significant cavity dilatation. Histological examination of myocardium revealed plephora of microvessels and diffuse infiltration of stroma by lymphocytes and histiocytes. What disease corresponds with the described picture?
E. *Myocarditis
A patient consulted a doctor about symmetric dermatitis of open skin areas. It was found out that the patient lived mostly on cereals and ate too little meat, milk and eggs. What vitamin deficiency is the most evident?
A. *Nicotinamide
A patient with clinical signs of encephalitis was delivered to the infectious diseases hospital. Anamnesis registers a tick bite. Hemagglutination-inhibition reaction helped to reveal antibodies to the causative agent of tick-borne encephalitis in the dilution 1:20 which is not diagnostic. What actions should the doctor take after he had got such result?
|
|
|
B. *To repeat the examination with serum taken 10 days later
Дата добавления: 2018-09-22; просмотров: 473; Мы поможем в написании вашей работы! |
Мы поможем в написании ваших работ!