A woman delivered a dead child with multiple developmental defects. What protozoan disease might have caused the intrauterine death?
B. *Toxoplasmosis
172. A man presents with increased heart rate, mydriatic pupils, and dry mouth. This condition results from the activation of the following system of function regulation:
D. *Sympathetic
Autopsy of a 73-year-old man who had been suffering from the coronary heart disease along with cardiac insufficiency for a long time revealed: nutmeg liver, brown induration of lungs, cyanotic induration of kidneys and spleen. What kind of circulation disorder was the cause of such effects?
B. *General chronic venous congestion
174. After a surgery a 36-year-old woman was given an intravenous injection of concentrated albumin solution. This has induced intensified water movement in the following direction:
E. *From the intercellular fluid to the capillaries
Proserin increases skeletal muscle tone when given systematically. Halothane induces relaxation of skeletal muscles and reduces proserin effects. What is the nature of proserin and halothane interaction?
A. *Indirect functional antagonism
A man with an injury in the nuchal region (regio nuchae) was admitted to the resuscitation department. What muscle occupies this region?
A. *m. trapezius
177. A patient suffering from coronary artery disease had taken a certain drug many times a day in order to arrest stenocardia attacks. Overdose of this drug finally caused intoxication. Objectively: cyanotic skin and mucous membranes, dramatic fall in the arterial pressure, tachycardia, and respiration inhibition. Blood has increased concentration of methemoglobin. The drug the patient had taken relates to the following group:
B. *Organic nitrates
A stillborn child was found to have thickened skin resembling of the tortoise shell, underdeveloped auricles. Histological examination of skin revealed hyperkeratosis, atrophy of the granular epidermis layer; inflammatory changes were not present. What is the most likely diagnosis?
A. *Ichthyosis
A patient who had myocardial infarction was administered 75 mg of acetylsalicinic acid a day. What is the purpose of this administration?
B. *Reduction of thrombocyte aggregation
180. Sanitary bacteriological research on water by the membrane filter method revealed two red colonies on a membrane filter (Endo agar) through which 500 ml of analyzed water were passed. Calculate the coli index and coli titer of the analyzed water:
A. *4 and 250
181. A histological specimen shows a blood vessel. Its inner coat is composed by endothelium, subendothelium and internal elastic membrane. The middle coat is enriched with smooth myocytes. Such morphological characteristics are typical for the following vessel:
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E. *Muscular-type artery
A 45-year-old patient suffers from neurosis characterized by irritability, sleeplessness, motiveless anxiety. What drug would eliminate all the symptoms?
C. *Diazepam
A man had worked in a coal mine for over 20 years. After his death autopsy revealed that his lungs were dense, grayishblack and had large areas of neogenic connective tissue containing a lot of microphages with black pigment in the cytoplasm. What is the most likely diagnosis?
C. *Anthracosis
184. A baby refuses the breast, he is anxious, presents with arrhythmic respiration. The urine smells of "brewer's yeast "or "maple syrup". This pathology was caused by the inherited defect of the following enzyme:
A. *Dehydrogenase of branched-chain alpha-keto acids
185. A patient with drug intoxication presented with the dryness of oral mucous membrane and mydriatic pupils. Such action of this drug is associated with the following effect:
E. *Muscarinic cholinoreceptor block
A 62-year-old female patient complains about frequent pains in the region of thorax and vertebral column, rib fractures. A physician suspected myelomatosis (plasmocytoma). Which of the following laboratory indices will be of the greatest diagnostic importance?
C. *Paraproteinemia
After a road accident a driver was delivered to the hospital with an injury of the medial epicondyle of humerus. What nerve might be damaged in this case?
D. *n. ulnaris
188. During an experiment vagus branches that innervate heart are being stimulated. This has stopped conduction of excitement from the atria to the ventricles. The reason for it are electrophysical changes in the following structures:
B. *Atrioventricular node
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