Eye flicker. What mechanism of thyroid hormones action underlies the development of hypoxia?
A Disjunction, oxydation and phosphorilation
B Inhibition of respiratory ferment synthesis
C Competitive inhibition of respiratory ferments
D Intensification of respiratory ferment synthesis
E Specific binding of active centres of respiratory ferments
70
A 56 y.o. patient has been suffering from thyreotoxicosis for a long time. What type of hypoxia
Can be developed?
A Tissue
B Hemic
C Circulatory
D Respiratory
E Mixed
71
An animal with aortic valve insufficiency got hypertrophy of its left heart ventricle. Some of its
Parts have local contractures. What substance accumulated in the myocardiocytes caused
These contractures?
A Calcium
B Potassium
C Lactic acid
D Carbon dioxide
E Sodium
72
A girl is diagnosed with adrenogenital syndrome (pseudohermaphroditism). This pathology was
Caused by hypersecretion of the following adrenal hormone:
A Androgen
B Estrogen
C Aldosterone
D Cortisol
E Adrenalin
73
A patient has extrasystole. ECG shows no P wave, QRS complex is deformed, there is a
Full compensatory pause. What extrasystoles are these?
A Ventricular
B Atrial
C Atrioventricular
D Sinus
E -
74
After a serious psychoemotional stress a 48 year old patient suddenly developed acute heart
Ache irradiating to the left arm. Nitroglycerine relieved pain after 10 minutes. What is the leading
Pathogenetic mechanism of this process development?
A Spasm of coronary arteries
B Dilatation of peripheral vessels
C Obstruction of coronary vessels
D Compression of coronary vessels
E Increase in myocardial oxygen consumption
75
A 12-year-old teenager has significantly put off weight within 3 months; glucose concentration
Rose up to 50 millimole/l. He fell into a coma. What is the main mechanism of its development?
A Hyperosmolar
B Hypoglycemic
C Ketonemic
D Lactacidemic
E Hypoxic
76
As a result of increased permeability of the erythrocyte membrane in a patient with
Microspherocytic anaemia (Minkowsky-Shauffard disease) cells receive sodium ions and water.
Erythrocytes take form of spherocytes and can be easily broken down. What is the leading
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Mechanism of erythrocyte damage in this case?
A Electrolytic osmotic
B Calcium
C Acidotic
D Protein
E Nucleic
77
A 56 year old patient suffering from cardiac insufficiency has edema of feet and shins,
Edematous skin is pale and cold. What is the leding mechanism of edema pathogenesis?
A Rise of hydrostatic pressure in venules
B Drop of oncotic pessure in capillaries
C Increase of capillary permeability
D Disorder of lymph outflow
E Positive water balance
78
A disaster fighter at a nuclear power plant developed hemorrhagic syndrome on the background
Of acute radiation disease. What is the most important factor of syndrome pathogenesis?
A Thrombocytopenia
B Vascular wall damage
C Increased activity of fibrinolysis factors
D Increased activity of anticoagulative system factors
E Decreased activity of coagulative factors
79
Prophylactic medical examination of a 36 year old driver revealed that his AP was 150/90 mm
Hg. At the end of working day he usually hears ear noise, feels slight indisposition that passes
After some rest. He was diagnosed with essential hypertension. What is the leading
Pathogenetic mechanism in this case?
A Neurogenetic
B Nephric
C Humoral
D Endocrinal
E Reflexogenic
80
Blood analysis of a patient with jaundice reveals conjugated bilirubinemia, increased
Concentration of bile acids. There is no stercobilinogen in urine. What type of jaundice is it?
A Obstructive jaundice
B Hepatocellular jaundice
C Parenchymatous jaundice
D Hemolytic jaundice
E Cythemolytic jaundice
81
Violation of safety rules resulted in calomel intoxication. Two days later the daily diuresis was
Ml. A patient experienced headache, vomiting, convulsions, dyspnea, moist rales in lungs.
What pathology is it?
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A Acute renal insufficiency
B Chronic renal insufficiency
C Uraemic coma
D Glomerulonephritis
E Pyelonephritis
82
A newborn child with pylorostenosis has often repeating vomiting accompanied by apathy,
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