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KROK 1 Dentistry 2006 Questions | KROKEXAM
Browse 2006 KROK 1 Dentistry exam questions with answers and explanations.
Exam questions
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A man has a diosorder of absorption of fat hydrolysates. What components deficit in the cavity of small intestine may cause this effect?
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A man left a conditioned premise and went outside. The outside temperature was 40°C, the air moisture - 60%. What way of heat emission will be mostly involved in this case?
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In course of an experiment posterior roots of spinal cord of an animal were cut. What changes will take place in the innervation zone?
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The impact of oxitocine on uterus wall helps to stop uterine bleeding after labor. What membrane of this oragan reacts on the effect of this hormone?
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A patient with chronic glomerulonephritis has disorder of incretoty function of kidneys. What blood elements deficit will result from it?
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A patient with disorder of cerebral circulation has problems with deglutition. What part of cerebrum was damaged?
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ESR of a patient with pneumonia is 48 mm/h. What caused such changes?
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Examination of a child who hasn't got fresh fruit and vegetables during winter revealed numerous subcutaneous hemorrhages, gingivitis, carious cavities in teeth. What vitamin combination should be prescribed in this case?
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A patient consulted a doctor about the intensive skin itch, especially between fingers, in axillary creases, in the inferior part of belly. During the skin examination there were found twisting whitish tracts with speckles at the end of them. What disease are these clinical presentations typical for?
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A one-year-old child has enlarged head and belly, retarded cutting of teeth, destruction of enamel structure. What hypovitaminosis causes these changes?
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To what total ATP quantity is the full glucose oxidation and its linking with phosphorylation equivalent?
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A patient with chronic hypoglycemia had adrenaline introduction. After introduction blood test hasn't changed essentially. Doctor assumed liver pathology. What liver function may have been changed?
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For assessment of the neutralizing function of liver a patient with chronic hepatitis went through a test with natrium benzoate load. The excretion of what acid with urine will characterize the neutralizing function of liver?
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A 57-year-old patient with diabetes mellitus was developed ketoacedosis. Biochemical base of this condition is smaller extent of acetyl-CoA utilization. What cell compound deficit causes this effect?
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A patient has painfulness along big nerve trunks and excessive content of pyruvate in blood. What vitamin deficit may cause such changes?
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Unskilled people usually have muscle pain after sprints as a result of lactate accumulation. What biochemical process may it be connected with?
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Decreased ratio of adenylic nucleotides ATP/ADP results in intensified glycolysis in parodentium tissues under hypoxia conditions. What reaction is activated in this case?
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A sportsman was recommended to take a preparation with carnitine in order to improve his achievements. What process is activated by carnitine to the most extent?
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A patient has liver cirrhosis. Analysis of what substance excreted with urine may characterize the state of antitoxic liver function?
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What vitamin deficit causes the simultaneous disorder of reproductive function and dystrophy of skeletal musculature?
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A patient was taken to the hospital with preliminary diagnosis progressive muscle distrophy. What substance will be excessively contained in urine and confirm this diagnosis?
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A patient with systemic scleroderma has an intensified collagen destruction. What amino acid will be intensively excreted with urine and reflect processes of collagen destruction?
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What substance makes saliva viscous and mucous, has protective function, protects mucous membrane of oral cavity from mechanical damage?
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A 28-year-old pregnant woman had the enzymes in the cells of amniotic fluid analyzed. The analysis revealed insufficient activity of 3-glucuronidase. What pathological process is it?
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After implantation of a cardiac valve a young man constantly takes indirect anticoagulants. His state was complicated by hemorrhage. What substance content has decreased in blood?
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During the histologic examination of thyroid gland of a man who died of cardiac insufficiency together with hypothyroidism there was found the diffusive infiltration of gland by lymphocytes and plasmocytes, parenchyma atrophy and growth of connective tissue. Formulate a diagnosis:
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The myocytes cytoplasm contains a big number of dissolved metabolites of glucose oxidation. Name one of them that converts directly into lactate:
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Chronic overdosage of glucocorticoids leads to the development of hyperglycemia. What process of carbohydrate metabolism is responsible for this effect?
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Patient with pigmentary xeroderma are characterized by anamalously high sensivity to ultraviolet rays that causes skin cancer as a result of enzyme systems incapability to restore damages of hereditary apparatus of cells. What process abnormality is this pathology connected with?
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In compliance with the clinical presentations a man was prescribed pyri-doxalphosphate. What processes are corrected by this preparation?
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5 minutes after a car accident examination of a 35-year-old man revealed massive injury of lower extremities without serious external loos of blood. The victim is in excited state. What component of pathogenesis of traumatic shock is basic and requires urgent correction?
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A patient has disorder of airways patency at the level of small and middle bronchs. What changes of acid-base balance may take place?
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The body temperature of a patient with an infectious disease rises once in two days up to 39,5 — 40,5°C and stays so for about an hour and then drops to the initial level. What type of fever is it?
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A 23 year patient was admitted to the hospital in grave condition with craniocerebral trauma. His respiration is characterized by a spasmodic long inspiration interrupted by a short expiration. What respiration type is it typical for?
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Two days after myocardial infarction a patient had a sudden systolic pressure decrease up to 60 mm, tachycardia up to 140/min, dyspnea; the patient lost consciousness. What mechanism is principal for the shock pathogenesis?
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After a psychoemotional stress a 48-year-old patient had a sudden attack of acute heart pain with irradiation to the left hand. Nitroglycerine suppressed pain in 10 minutes. What pathogenetic mechanism is principal for the pain development?
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A 40-year-old man who took part in disaster-management at a nuclear power plant fell sick with paradontitis. What etiological agent is the most important for the development of this pathology?
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A woman after labor lost 20 kg of body weight, her hair and teeth fall out, she has muscle atrophy (hypophysial cachexia). Synthesis of what hypophysis hormone is disturbed?
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After honey consumption a teenager had urticaria accompanied by leukocytosis. What type of leukocytosis is it in this case?
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Climbing the mountains at a height of 5000 m climbers started complaining of breath shortness, palpitation, vertigo, ring in the ears. What pathogenetic factor determines the development of these occurances?
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