HomeKROK Question Archive
KROK Question Archive
KROK 1 Dentistry 2007 Questions | KROKEXAM
Browse 2007 KROK 1 Dentistry exam questions with answers and explanations.
Exam questions
200 Questions81828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120
Examination of a pregnant woman who has been taking alcohol revealed di-turbed anlage of ectoderma during the fetal life. What derivatives of this leaf have defects?
View question and answer
A patient has difficulties with jaw joining when he is chewing. There is partial atrophy of masticatory muscles situated below the zygomatic arch. What nerve branches do these muscles innervate?
View question and answer
Examination of a 42-year-old patient who suffers from parodontosis revealed roundish calcified formations 2-3 mm in diameter in coronal pulp. Name these formatioms:
View question and answer
A patient with chronic glomerulonephritis has disorder of incretoty function of kidneys. What blood elements deficit will result from it?
View question and answer
In compliance with the clinical presentations a man was prescribed pyri-doxalphosphate. What processes are corrected by this preparation?
View question and answer
A diver who has been staying at the depth of 40 m for a long time fell ill with caisson disease as a result of decompression. The main pathogenetic factor is the following embolism:
View question and answer
Sputum smears of a patient with chronic pulmonary disease were stained by Ziehl-Neelsen method and analyzed in the bacteriological laboratory. Microscopy revealed red bacillus. What property of tuberculosis myobacteria was found?
View question and answer
A patient with thyreotoxicosis was prescribed a medication that inhibits enzyme systems taking part in synthesis of thyroid gland hormones. What medication is it?
View question and answer
In a genetical laboratory in course of work with DNA molecules of white rats of Wistar's line a nucleotide was substituted for another one. At that only one amino acid was substituded in the peptide. This result is caused by the following mutation:
View question and answer
A boxer who got a punch in the region of temporomandibular joint has a traumatic dislocation of mandible. Displacement of what articular surfaces will overstep the limits of physiological norm?
View question and answer
Electron micrograph of a kidney fragment presents an afferent arteriole with big cells under endothelium. These cells contain secretory granules. Name this type of cells:
View question and answer
In course of an experiment the peripheral segment of vagus nerve of an animal was stimulated. The following changes of heart activity were obseerved:
View question and answer
A 2-year-old child suffers from intestinal dysbacteriosis that lead to the development hemorrhagic syndrome. The most probable cause of hemorrhage is:
View question and answer
Autopsy of a woman with cerebral atherosclerosis revealed in the left cerebral hemisphere a certain focus that is presented by flabby, anhistic, greyish and yellowish tissue with indistinct edges. What pathological process is the case?
View question and answer
A 7-year-old girl was taken to an infectious diseases hospital. She had complaints of high temperature, sore throat, general weakness. A doctor assumed dyphteria. What will be crucial proof of diagnosis after defining pure culture of pathogenic organism?
View question and answer
A patient with tuberculosis was prescribed a certain medication as a part of complex therapy - derivative of isonicotinic acid hydrazide. Name this preparation:
View question and answer
Father bought some pork at the market. What disease may catch members of his family provided that this meat didn't pass the veterinary control?
View question and answer
A patient's middle ear inflammation was complicated by mastoiditis. There was a threat of purulent thrombosis of the nearest venous sinus. What sinus was under the threat?
View question and answer
A child damaged the lateral surface of his tongue. What lingual papillas are most likely to be damged?
View question and answer
A patient has hypocalcemia. What hormone deficiency may be it's cause?
View question and answer
Toxic pulmonary edema was reproduced on a laboratory rat by means of ammonium chloride solution. What is the leading pathogenetic factor of this edema?
View question and answer
Histologic examination revealed a big number of polymorphonuclear leukocytes in all layers of appendix; hyperemia, stases. What disease are these symptoms typical for?
View question and answer
Immune-enzyme reaction revealed in blood serum HBs-antigene. What disease is this antigene associated with?
View question and answer
After a surgical procedure a patient has got an enteroparesis. What anticholinesterase medication should be prescribed in this case?
View question and answer
During the postsynthetic period of mitotic cycle the synthesis of tubulin proteins was disturbed. These proteins take part in construction of division spindle. It can lead to the disturbance of:
View question and answer
On examination of a road accident victim a doctor revealed left clavicle fracture and disturbed blood circulation in an extremity (no pulsing of radial artery). What cause of blood circulation disturbance is the most probable?
View question and answer
By producing a number of hormones placenta plays a part of temporary endocrine gland. What hormone may be detected in woman's blood on the third or the forth day after begin of implantation, that is used in medicine for early pregnancy detection?
View question and answer
ESR of a patient with pneumonia is 48 mm/h. What caused such changes?
View question and answer
A 62-year-old patient in grave comdition was admitted to the nerologi-cal department on account of cerebral hemorrhage. Objectively: hyperpnoe and rising of respiratory rate, then it falls to apnea, after that the cycle of respiratory movements restores. What respiratory type is it?
View question and answer
Opening of a patient's abdominal cavity revealed for about 2,0 L of purulent fluid. Peritoneum is dull, greyish, serous tunic of intestines has grayish layers that can be easily removed. It is most likely to be:
View question and answer
Professional dentists belong to the risk group concerning professional infection with viral hepatitis type B. Name an effective method for active prevention of this disease among the dentists:
View question and answer
A patient has a slowly healing fracture. What medcine can be used to accelerate formation of connective tissue matrix?
View question and answer
A newborn child has microcephalia. Doctors consider that this is the result of mother's taking actinomycin D during the pregnancy. What embryonal leaf was influenced by this teratogen?
View question and answer
A 60-year-old patient has problems with formation and moving of food mass, it disturbs eating process. His tongue is stiff, speaking is impossible. What nerve is damaged?
View question and answer
In a histological specimen of adrenal cortex there are petite polygonal cells that form roundish clusters and contain some lipidic inclusions. What part of adrenal is presented in this histological specimen?
View question and answer
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?
View question and answer
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?
View question and answer
Tissue sample of soft palate arches that was taken because a tumor was suspected (microscopic analysis revealed an ulcer with dense fundus) revealed mucous membrane necrosis, submucous layer was infiltrated by lymphocytes, epithelioid cells, plasmocytes, solitary neutrophils. There was also evident endovasculitis and perivasculitis. What desease are these changes typical for?
View question and answer
Microscopic analysis of tissue sampling from affected area of mucous membrane of oral cavity revealed bacillus in form of accumulations that looked like a pack of cigarettes. Ziehl-Neelsen staining gives them red colour. What kind of pathogenic organism was most likely revealed in tissue sampling?
View question and answer
Removal of a foreign body from patient's eye involves local anesthesia with lidocaine. What is the action mechanism of this medication?
View question and answer