Secretion of which gastrointestinal hormones is primerily decreased in patient with removed
Duodenum?
A Cholecystokinin and secretin
B Gastrin
C Histamine
D Gastrin and histamine
E Neurotensin
6
A 2-year-old child experienced convulsions because of lowering calcium ions concentration in
The blood plasma. Function of what structure is decreased?
A Parathyroid glands
B Hypophysis
C Adrenal cortex
D Pineal gland
E Thymus
7
While emotional excitement the heart rate in a 30-year-old person run up to 112 Bpm. What part
Of the conducting system of the heart caused it?
A Synoatrial node
B Purkinje's fibers
C His bundle branches
D Intraventricular node
E His bundle
8
Usage of oral contraceptives with sex hormones inhibits secretion of the hypophysiae
Hormones. Secretion of which of the indicated hormones is inhibited while using oral
Contraceptives with sex hormones?
A Follicle-stimulating
B Vasopressin
C Thyrotropic
D Somatotropic
E Oxytocin
9
During the breakout of acute respiratory infection in order to diagnose influenza the
Express-diagnosis, based on revealing of specific viral antigen in the examined material
Nasopharyngial lavage), is carried out. Which reaction is used for this?
A Immunofluorescence
B Complement binding
C Agglutination
D Precipitation
E Opsonization
10
A 38-year-old woman was admitted to the admission-diagnostic department with uterine
Bleeding. What are the most likely changes of blood?
A Reduction of haematocrite rate
B Increase of haematocrite rate
C Leukopenia
D Leucocytosis
E Polycythemia
11
Due to action of electric current on the exitable cell there appeared depolarization of it's
Membrane. Movement of what ions through the membrane caused depolarisation?
A Na +
B НСО 3 -
C Са 2 +
D С l-
E К +
12
The high level of Lactate Dehydrogenase (LDH) isozymes concentration showed the increase
Of LDH-1 and LDH-2 in a patient’s blood plasma. Point out the most probable diagnosis:
A Myocardial infarction
B Skeletal muscle dystrophy
C Diabetes mellitus
D Viral hepatitis
E Acute pancreatitis
13
There is only one hormone among the neurohormones which refers to the derivatives of amino
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acids according to classification. Point it out:
A Melatonin
B Thyroliberin
C Vasopressin
D Oxytocin
E Somatotropin
14
The sterile Petri dishes and pipettes are necessary to prepare for microbiological tests in
Bacteriological laboratory. What way of sterilization should be applied in this case?
A Dry-heat sterilization
B Tyndallization
C Pasteurization
D Steam sterilization in autoclave
E Boiling
15
A patient after hypertension stroke does not have voluntary movements in his right arm and leg
With the increased muscle tone in these extremites. What type of disfunction of nervous system
Is it?
A Central paralysis
B Peripheral paralysis
C Peripheral paresis
D Reflex paresis
E Central paresis
16
Blood analysis of a patient showed signs of HIV infection (human immunodeficiency virus).
Which cells does HIV-virus primarily affect?
A Cells that contain receptor T4 (T-helpers)
B Cells that contain receptor IgM (B-lymphocytes)
C Specialized nervous cells (neurons)
D Mast cells
E Proliferating cells (stem hematoplastic cells)
17
The preventive radioprotector was given to a worker of a nuclear power station. What
Mechanism from the below mentioned is considered to be the main mechanism of
Radioprotection?
A Inhibition of free radicals formation
B Prevention of tissue’s hypoxia
C Activation of oxidation reactions
D Increasing of tissue blood supply
E Increasing of respiration
18
X-ray examination discovered lungs emphysema in the patient. What is the reason of short
Breath development in this case?
A Decreased lungs elasticity
B Increased lungs elasticity
C Inhibition of respiratory center
D Excitation of respiratory center
E Decreasing of alveoli receptors sensitivity
19
On experiment on the dog the peripheral part of nervus vagus of the neck was irritated. What
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Changes of the heart function would be observed?
A Decreased contraction rate
B Increased contraction force
C Increased atrioventricular conduction
D Increased contraction force and rate
E Increased myocardial excitability
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