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KROK 1 Dentistry 2023 Questions | KROKEXAM
Browse 2023 KROK 1 Dentistry exam questions with answers and explanations.
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A person bitten by a stray dog has wide lacerated wounds localized on the face. What therapeutic and preventive aid must be provided to this person for prevention of rabies?
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A patient had a tooth extracted. Its crown is chisel-shaped, wide, with narrow edge. The root is cone-shaped and flattened on the sides. What tooth was extracted?
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A 50-year-old patient was diagnosed with myxedema. The development of this pathology is caused by disturbed production of certain hormones. Name. these hormones.
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A patient diagnosed with acute appendicitis presents with increased leukocyte blood count. What type of leukocytosis can be observed in the patients diagnosed with this condition?
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During the appendectomy, the patient's a. appendicularis was ligated. This vessel. is a branch of the following artery:
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A patient with chronic hyperacidic gastritis developed joint pain and was prescribed celecoxib. This drug has no effect on gastric mucosa because of its selective effect on a certain enzyme. What enzyme is it?
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A 38-year-old patient complains of a constant joint pain. Laboratory studies detect increased levels of proline and oxyproline in the patient's urine, which indicates problems with the metabolism of the following compound:
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Autopsy of the body of a 7-year-old child, who died of decompensated congenital heart defect, shows an increase in the mass and volume of the thymus. Microscopy reveals normal structure of the thymus. What pathological process is observed in the thymus in this case?
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Ossification of the annular stapedial ligament occurred in a patient with hearing impairment. What is this type of connection called?
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A patient with osteomyelitis of the mandible developed sepsis. Blood culture microbiology detects Grampositive and catalase-positive cocci capable of growing in the presence of NaCl. What microorganisms are the likely cause of this disease?
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A microslide of the cerebral cortex shows large pyramidal cells. What is the name of the scientist who discovered these cells?
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The physiological properties of human cardiac muscle include all of the listed below except:
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Tyrosine is used as a substrate in thyroxine synthesis. What chemical element takes part in this process?
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During a surgery, a patient with acute: appendicitis developed a cardiac arrest What signs are characteristic of clinical death?
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An 8-year-old child came to a dentist with a herpetic rash on the lower lip. What medicine needs to be prescribed for the child?
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Oxidative decarboxylation of pyruvic acid is catalyzed by a multienzyme. complex with several functionally linked coenzymes. Name this complex.
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A patient has aspermia. What organ is dysfunctional in this case?
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To determine the functional state of the patient's liver, the analysis of animal indican excreted with urine was conducted. Indican is produced during detoxification of putrefaction products of a certain amino acid, which takes place in the large intestine. Name this amino acid.
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In an experiment, urethane poisoning was induced in a test animal. What type of hypoxia occurred as a result?
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Examination of the oral cavity shows that gingival mucosa of the upper jaw is reddish, has signs of edema, and slightly bleeds, with the damage localized primarily at the interdental areas. What diagnosis is likely in this case?
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Bacterioscopy of a swab from the patient's urethra detected gonorrhea. Since fluoroquinolones are the drugs of choice for the treatment of gonorrhea, this patient must be prescribed:
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Because cutaneous leishmaniasis in the urban areas can be characterized by a cyclic course, a physician suspects that the patient has been ill for approximately 3-6 months. What pathological anatomical changes allow making this conclusion, if they appear?
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During tooth development, dentin is the first tissue to be laid down. What is the source of its development?
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Prolonged exposure of a human body to toxic substances has resulted in destruction of the organelles that perform protein synthesis in the hepatocytes. Name these organelles.
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In COVID-19 patients, type II pneumocytes in the lungs are the target cells for coronavirus SarsCov-2. What function of the alveolar epithelium primarily becomes impaired as a result of viral damage to these cells?
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A patient was diagnosed with a damaged intervertebral disk in the lumbar spine. What type of joint is it?
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An electrician accidentally touched an exposed electrical wire with both hands and died. What process caused death in this case?
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Oral cavity examination reveals gingival retraction with exposed roots and cervices of the lower incisors. X ray shows foci of osteoporosis in the alveolar bone; smooth resorption of bone tissue is prevalent. Microscopy of gingival tissues shows sclerosis and hyalinosis of the microvasculature with luminal obliteration. The capillary network is reduced. Connective tissue has dystrophic changes. What pathological process was detected in the patient?
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A patient presents with disturbed blood supply to the medial surface of the right cerebral hemisphere. What artery is damaged in this case?
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Indirect calorimetry shows that the basal metabolic rate of a person is 40%. lower than the norm. What endocrine gland does not function properly in this person, causing this condition?
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Normal occlusion of the dental arches. can be made more pronounced by pulling the lower jaw backwards. What muscle performs this action?
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A woman with a deep wound on her leg was brought into the trauma department. She received the injury three days ago. What drug must be used to prevent tetanus in this case?
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Folding is a post-translational modification of a protein. What is the mechanism of pepsin folding in the chief cells of the gastric mucosa?
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A 30-year-old woman complains of intense thirst and dry mouth after a severe emotional shock. Laboratory testing shows elevated blood sugar levels of 10 mmol / L. What endocrine gland is affected in the patient, causing her condition?
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After mushroom poisoning, a person developed yellow coloring of the skin and sclera and dark-colored urine. What pigment causes urine discoloration in patients with hemolytic jaundice?
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In the periodontal tissues, electron microscopy detects fibers, one end of which is embedded into the cementum of the dental root, while the other is embedded into the periosteum of the alveolar process. Name these fibers.
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A man complains of weight loss, rapid physical and mental fatigability, decreased appetite, arterial hypotension, and hyperpigmentation of the skin. Examination allowed diagnosing him with Addison's disease. What endocrine gland is hypofunctional in this case, causing this condition in the patient?
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A doctor diagnosed a patient with meningococcal nasopharyngitis. What method of laboratory diagnostics would be a rational choice for confirmation of the diagnosis?
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After entering the body, bacteria undergo phagocytosis by macrophages. What role do macrophages play in the cooperation of immunocompetent cells at the first stage of immune response. formation?
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Examination of a patient detects an anomaly of enamel development. What structural components of the tooth bud were damaged, causing this condition?
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