311-

Question 1

311.Filaria’s vectors and intermediate hosts:
a)mosquito;
b) black fly, biting midge;
c) sand-fly;
d) tse-tse fly

Answer 1

a)mosquito;
b) black fly, biting midge;

Question 2

312.Pathogenic influence of Wuchereria bancrofti and Brugia malayi on a human organism:
a)development of dermatitis;
b) lymphangites leading to elephantiasis;
c) lesions of conjunctiva and retina;
d) allergic reactions.

Answer 2

a)development of dermatitis;
b) lymphangites leading to elephantiasis;
d) allergic reactions.

Question 3

313.Pathogenic influence of Onchocerca volvulus on a human organism:
a)erratic linear urticaria;
b) dermatitis;
c) conjunctivitis, retinitis, development of blindness in severe cases;
d) vitamin A and В deficiency.

Answer 3

b) dermatitis;
c) conjunctivitis, retinitis, development of blindness in severe cases;
d) vitamin A and В deficiency.

Question 4

314.Pathogenic influence of Loa loa on a human organism:
a)vitamin B12 deficiency;
b) dermatitis, Calabar swelling;
c) conjunctivitis;
d) vitamin A and B] deficiency.

Answer 4

b) dermatitis, Calabar swelling;
c) conjunctivitis;

Question 5

315.Laboratory diagnosis of filariasises:
a)detection of eggs in faeces;
b) methods of native smear and floatation;
c) detection of microfilaria in blood;
d) immunodiagnosis.

Answer 5

c) detection of microfilaria in blood;
d) immunodiagnosis.

Question 6

316.Prophylaxis of filariasises:
a)revealing and treatment of ill people;
b) vector’s destruction;
c) proper disposal of night soil;
d) avoiding of blood sucking insects bitings.

Answer 6

a)revealing and treatment of ill people;
b) vector’s destruction;
d) avoiding of blood sucking insects bitings.

Question 7

317.Mechanism of stress-reactions development in helminthism:
a)irritation of interoreceptors;
b) excretion of parasitic endo- and exoantigens;
c) activation of the pituitary-adrenal system;
d) forced secretion of corticosteroids by adrenal glands.

Answer 7

a)irritation of interoreceptors;
c) activation of the pituitary-adrenal system;
d) forced secretion of corticosteroids by adrenal glands.

Question 8

318. Sense of immunoglobulin - E - induced hypersensitivity of immediate type:
     a) antigens and the antibodies interact with each other on the surface of erythrocytes;
     b) antigens and immunoglobulins - E interact with each other on the surface of the mast cells;
     c) excrection of heparin, serotonin, histamine by mast cells;
     d) cytoplasmic kinines activation.

Answer 8

b) antigens and immunoglobulins - E interact with each other on the surface of the mast cells;
c) excrection of heparin, serotonin, histamine by mast cells;
d) cytoplasmic kinines activation.

Question 9

319.Essence of complement - dependent cytological reactions:
a)antigens and antibodies interact with each other in tissues and in blood;
b) antigens and antibodies interact with each other on the surface of the cells;
c) hemolytic occurs;
d) leukocytes infiltration of tissues takes place.

Answer 9

b) antigens and antibodies interact with each other on the surface of the cells;
c) hemolytic occurs;

Question 10

320.Essence of immune complexes reactions:
a)antigens and antibodies interact with each other in tissues or in blood;
b) there is sensitization of T-lymphocytes;
c) local inflammatory response, edema, eosinophilic infiltration of tissues develop;
d) urticaria appears, the anaphylactic shock is possible.

Answer 10

a)antigens and antibodies interact with each other in tissues or in blood;
c) local inflammatory response, edema, eosinophilic infiltration of tissues develop;

Question 11

321.Sense of cellular immune reactions of delayed type:
a)antigens and antibodies interact with each other on the surface of erythrocytes;
b) sensitization of T-lymphocytes;
c) excretion of serotonin, heparin, histamine by the mast cells;
d) granulomas formation.

Answer 11

b) sensitization of T-lymphocytes;
d) granulomas formation.

Question 12

322.The mechanism of mutagenic action of helminth metabolism products:
a)violation of DNA and histons synthesis;
b) telomeres destruction, damage of the crossing-over process;
c) chromosome non-disjunction in anaphase of mitosis and meiosis;
d) suppression of nitrogenous basises synthesis.

Answer 12

b) telomeres destruction, damage of the crossing-over process;
c) chromosome non-disjunction in anaphase of mitosis and meiosis;

Question 13

323.Sorts of mutations caused by products of helminthes metabolism:
a)interchromosomal translocations;
b) gene mutations;
c) thymine dimeres formation;
d) heteroploidy.

Answer 13

a)interchromosomal translocations;
d) heteroploidy.

Question 14

324.Medical value of Ixodes ricinus:
a)temporal ectoparasite;
b) vector of taiga encephalitis virus;
c) vector of Omsks hemorrhagic fever virus, tularemia;
d) vector of West-European encephalitis virus, chronic migrate erythema, tularemia.

Answer 14

a)temporal ectoparasite;
d) vector of West-European encephalitis virus, chronic migrate erythema, tularemia.

Question 15

325.Medical value of Ixodes persulcatus:
a)temporal ectoparasite;
b) vector of taiga encephalitis virus;
c) vector of tularemia, brycellosis.

Answer 15

a)temporal ectoparasite;
b) vector of taiga encephalitis virus;

Question 16

326.Medical value of Dermacentor pictus:
a)vector of taiga encephalitis virus;
b) vector of Omsks hemorrhagic fever virus, spotted Rocky Mountains fever virus;
c) temporal ectoparasite.

Answer 16

b) vector of Omsks hemorrhagic fever virus, spotted Rocky Mountains fever virus;
c) temporal ectoparasite

Question 16

327.Medical value of Ornithodorus papillipes:
a)vector of tsutsugamushi fever, San-Lui encephalitis fever;
b) vector of tularemia, brucellosis agent;
c) vector of endemic typhus; d) temporal ectoparasite.

Answer 16

c) vector of endemic typhus;
d) temporal ectoparasite.

Question 16

328. Localization of Sarcoptes scabiei in human organism:
     a) cavities and ducts of sebaceous glands;
     b) hair follicles;
     c) border of horn and malpige layers of a skin of fingers intervals, inguinal area, bottom of a stomach.

Answer 16

c) border of horn and malpige layers of a skin of fingers intervals, inguinal area, bottom of a stomach.

Question 17

329.Pathogenic influence of Sarcoptes scabiei on human organism:
a)obstruction of hair follicle, disturb functions of sebaceous gland;
b) pus pimple;
c) destroyment of skin integrity, rash appearance with itch;
d) development of pyodermit.

Answer 17

c) destroyment of skin integrity, rash appearance with itch;
d) development of pyodermit.

Question 18

330.Methods of scabies laboratory diagnostics:
a)finding mite in pimple contents and from pus pimple;
b) finding mite in scrapes of skin from pus pimple;
c) immunologic reactions.

Answer 18

b) finding mite in scrapes of skin from pus pimple;

Question 19

331.Measures of scabies prophylaxis:
a)revealing and treat ill people;
b) kill ill animals;
c) sanitary control over hostels;
d) do not use somebody’s else clothes.

Answer 19

a)revealing and treat ill people;
b) kill ill animals;
c) sanitary control over hostels;
d) do not use somebody’s else clothes.

Question 20

332.Medical value of demodecidae family:
a)agent of trombidiosis;
b) agent of demodecosis;
c) vector of European encephalitis, chronic migrative erythema;
d) spoil of food.

Answer 20

b) agent of demodecosis;

Question 21

333.Places of demodecidae mites parasite:
a)epidermis of skin;
b) hair follicles;
c) cavity and ducts of oil glands;
d) sweat glands.

Answer 21

b) hair follicles;
c) cavity and ducts of oil glands;

Question 22

334.Laboratory diagnostics of demodecosis:
a)microscoping of pus contents in drop of 50% glycerin solution;
b) microscoping of muscle byoptat;
c) immunologic reactions.

Answer 22

a)microscoping of pus contents in drop of 50% glycerin solution;

Question 23

335.Measures of demodecosis prophylaxis: a)revealing and treat ill people; b) kill ill animals; c) sanitary control over hostels; d) do not use somebody’s else clothes.

Answer 23

a)revealing and treat ill people; c) sanitary control over hostels; d) do not use somebody’s else clothes.

Question 24

336. Medical value of trombiculidae family: a)vector of tsutsugamushi agent; b) vector of San- Lui encephalitis agents, Qu- fever virus; c) agent of demodecosis; d) agent of trombididosis.

Answer 24

a)vector of tsutsugamushi agent; d) agent of trombididosis.

Question 25

337.Medical value of gamasoidae family: a)temporal ectoparasite; b) vectors of San-Lui encephalitis agents, Qu-fever virus; c) vectors of rat spotted fever.

Answer 25

a)temporal ectoparasite; b) vectors of San-Lui encephalitis agents, Qu-fever virus; c) vectors of rat spotted fever.

Question 26

338.Medical value of tyroglyphidae family: a)spoil of food; b) vector of tularemia, brycellosis; c) the food infected by such mites can cause irritation in digestive tract and it can be allergic.

Answer 26

a)spoil of food; c) the food infected by such mites can cause irritation in digestive tract and it can be allergic.

Question 27

339.Medical value of head and body lice: a)originators of phthiriasis; b) vectors of brucelliasis and tularemia; c) originators of pediculosis; d) vectors of typhoid.

Answer 27

c) originators of pediculosis; d) vectors of typhoid.

Question 28

340.Medical value of Phthirus pubis: a)temporary ectoparasite; b) the originator of pediculosis; c) the originator of phtiriasis; d) vector for spotted fever and relapsing fever.

Answer 28

b) the originator of pediculosis; c) the originator of phtiriasis;

Question 29

341.Medical value of Cimex lectularius: a)specific vector for Trypanosoma cruzi; b) temporary ectoparasite; c) mechanical vector for typhoid, cholera; d) mechanical vector for eggs of helminthes and cysts of protozoa.

Answer 29

b) temporary ectoparasite;

Question 30

342.Medical value of kissing bugs: a)specific vectors for Trypanosoma cruzi; b) specific vectors for Trypanosoma gambiense; c) vectors for tularemia and brucelliasis; d) temporary ectoparasites.

Answer 30

a)specific vectors for Trypanosoma cruzi; d) temporary ectoparasites.

Question 31

343.Medical value of cockroaches: a)permanent ectoparasites; b) mechanical vectors for typhoid, cholera, dysentery; c) mechanical vectors for protozoa’s cysts and helminthes eggs; d) specific vectors for typhoid infection.

Answer 31

b) mechanical vectors for typhoid, cholera, dysentery; c) mechanical vectors for protozoa’s cysts and helminthes eggs;

Question 32

344.Medical value of fleas: a)temporary ectoparasites; b) vectors for plague, brucelliasis, murine typhus; c) vectors for cholera, abdominal typhoid; d) vectors for classic typhus, flood typhus.

Answer 32

a)temporary ectoparasites; b) vectors for plague, brucelliasis, murine typhus; d) vectors for classic typhus, flood typhus.

Question 33

345.Medical value of Culex and Aedes mosquitoes: a)vectors and definitive hosts for malarial parasite; b) vectors and intermediate hosts for filaria; c) vectors for yellow fever; d) vectors for West Nile encephalitis, temporary ectoparasites.

Answer 33

b) vectors and intermediate hosts for filaria; c) vectors for yellow fever; d) vectors for West Nile encephalitis, temporary ectoparasites.

Question 34

346.Medical value of Anopheles mosquitoes: a)vectors and definitive hosts for malarial parasite; b) vectors and intermediate hosts for filaria; c) vectors for hill fever, east horse encephalitis; d) temporary ectoparasites.

Answer 34

a)vectors and definitive hosts for malarial parasite; b) vectors and intermediate hosts for filaria; c) vectors for hill fever, east horse encephalitis; d) temporary ectoparasites.

Question 35

347.Medical value of sandflies (Phlebotomus): a)temporary ectorarasites; b) vectors for visceral and dermal leishmaniasis; c) vectors for Japanese encephalitis, tularemia; d) vectors for pappataci fever.

Answer 35

a)temporary ectorarasites; b) vectors for visceral and dermal leishmaniasis; d) vectors for pappataci fever.

Question 36

348.Medical value of biting midges (Ceratopogonidae): a)vectors for Japanese encephalitis, choriomeningitis, tularemia; b) the intermediate hosts and vectors for Ozzard’s filaria; c) the intermediate hosts and vectors for convoluted (African) filaria; d) temporary ectoparasites.

Answer 36

a)vectors for Japanese encephalitis, choriomeningitis, tularemia; c) the intermediate hosts and vectors for convoluted (African) filaria; d) temporary ectoparasites.

Question 37

349.Medical value of black flies (Simuliidae): a)temporary ectoparasites; b) vectors and intermediate hosts for African and Ozzard’s filaria; c) vectors for yellow fever and bruceliasis; d) vectors for tularemia and anthrax.

Answer 37

a)temporary ectoparasites; b) vectors and intermediate hosts for African and Ozzard’s filaria; d) vectors for tularemia and anthrax.

Question 38

350.Medical value of tse-tse flies: a)vector for African trypanosomiasis; b) vector for American trypanosomiasis; c)originator of myiasis; d) temporary ectoparasite.

Answer 38

a)vector for African trypanosomiasis; d) temporary ectoparasite.

Question 39

351. Medical value of house flies: a)temporary ectoparasite; b) mechanical vector for protozoa’s cysts and eggs of helminthes; c) mechanical vector for cholera, abdominal typhoid, paratyphoid, dysentery, tuberculosis; d) originator of myiasis.

Answer 39

b) mechanical vector for protozoa’s cysts and eggs of helminthes; c) mechanical vector for cholera, abdominal typhoid, paratyphoid, dysentery, tuberculosis;