A pregnant woman underwent AB0 blood typing. Red blood cells were agglutinated with standard

Sera of the I and II blood groups, and were not agglutinated with the III group serum. What is the

Patient's blood group?


B 0(I)



E -


An attack of tachycardia that occurred in a patient was stopped by pressing on his eyeballs.

Which of the following reflexes underlies this phenomenon?

A Aschner

B Goltz

C Bainbridge

D Hering

E Bernard's


Workers of a conveyor workshop received recommendations for the effective organization of

Working time and higher working efficiency. What peculiarity of work in this workshop causes the

Greatest stress for the workers?

A Monotony of work

B State of "operating rest"

C Increased intellectual component

D Increased responsibility

E Social inefficiency of labor


An animal has an increased tonus of extensor muscles. This is the result of enhanced

Information transmission to the motoneurons of the spinal cord through the following descending


A Vestibulospinal

B Medial corticospinal

C Reticulospinal

D Rubrospinal

E Lateral corticospinal


A 19-year-old male was found to have an elevated level of potassium in the secondary urine.

These changes might have been caused by the increase in the following hormone level:

A Aldosterone

B Oxytocin

C Adrenaline

D Glucagon

E Testosterone


ECG of a patient displays an abnormally long R wave (up to 0,18 s). This is caused by a

Decrease in the conduction velocity of the following heart structures:

A Ventricles

B Atria

C Atrio-ventricular node

D Right ventricle

E      Left ventricle

Krok 1 Medicine 2003

Patient with hypersecretion of the gastric juices was recomended to exclude from the diet concentrated bouillons and vegetable decoctions because of their stimulation of gastric secretion. What is dominating mechanism of stimulation of secretion in this case?

A. Irritation of taste receptors

B. Stimulation of excretion of secretin in the duodenum

C. Irritation of mechanoreceptors of the oral cavity

D. Irritation of mechanoreceptors of the stomach

E. Stimulation of gastrin production by G-cells

Buffer capacity of blood was decreased in the worker due to exhausting muscular work. Entry of what acid substance to the blood can this state be explained?

A. Lactate

B. α -ketoglutarate

C. Pyruvate

D. 1,3-bisphosphoglycerate

E. 3-phosphoglycerate

Extensive thromboembolic infarction of the left cerebral hemispheres, large septic spleen, immunocomplex glomerulonephritis, ulcers on the edges of the aortic valves, covered with polypous thrombus with colonies of staphylococcus were revealed on autopsy of the young man who died in com

A. What disease caused cerebral thromboemboly?

A. Rheumatic thromboendocarditis

B. Acute rheumatic valvulitis

C. Septic bacterial endocarditis

D. Septicopyemia

E. Septicemia

On the empty stomach in the patients blood glucose level was 5,65 mmol/L, in an hour after usage of sugar it was 8,55 mmol/L, in a 2 hours - 4,95 mmol/L. Such indicators are typical for:

A. Patient with non-insulin dependent diabetes mellitus

B. Patient with insulin-dependent diabetes mellitus

C. Patient with tireotoxicosis

D. Patient with hidden diabetes mellitus

E. Healthy person

Inhibition of alpha-motoneuron of the extensor muscles was noticed after stimulation of alpha-motoneuron of the flexor muscles during the experiment on the spinal column. What type of inhibition can this process cause?

A. Lateral

B. Recurrent

C. Presynaptic

D. Depolarizational

E. Reciprocal

 6 A 68-year-old woman can't move by the upper and lower right extremities due to insult. Muscle tone of these extremities and reflexes are increased. There are pathological reflexes. What form of the paralysis is it?

A. Hemiplegia

B. Tetraplegia

C. Monoplegia

D. Dissociation

E. Paraplegia

A 10-year-old child complains of weakness, nausea, irritability. Helminthes of white color and 5-10 mm long were found on the underwear. On microscopy of the scrape from the perianal folds achromic ova of the unsymmetrical form were revealed. Indicate what helminth is parasiting on the child?

A. ancylostoma duodenalis

B. Trichuris

C. Enterobins vermicularis

D. Ascaris lumbricoides

E. Trichina

Fatty of phospholipids is disordered due to fat infiltration of the liver. Indicate which of the presented substances can enhance the process of methylation during phospholipids synthesis?

A. Glycerin

B. Citrate

C. Glucose

D. Methionine

E. Ascorbic acid

Analeptical remedy of reflective type from the H-cholinomimetics group was given to the patient for restoration of breathing after poisoning with carbon monoxide. What medicine was prescribed to the patient?

A. Pentamin

B. Lobeline hydrochloride

C. Adrenalin hydrochloride

D. Mesaton

E. Atropine sulphate

 10 Scraps of the mycelium of a fungus, spores, air bubbles and fat drops were discovered on microscopy of the patient's hair excluded from the infected areas. For what fungus disease is this microscopic picture characteristic?

A. Sporotrichosis

B. Trichophytosis

C. Microspory

D. Epidermophytosis

E. Favus

Upper neck node of sympathetic trunk was removed from the rabbit on experiment. Reddening and increased temperature of the skin of head is observed. What form of peripheral circulation of the blood developed in the rabbit?

A. Venous hyperemia

B. Stasis

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