Salcedo Reviewer Flashcards

1
Q

The sporulated oocyst of the following coccidian genera has a total of eight sporozoites EXCEPT: (A). Tyzzeria; (B). Isospora; (C). Wenyonella; (D). Eimeria

A

Wenyonella

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2
Q

Which is not true of Chagas disease? (A). Principal reservoir hosts are the armadillo and the opossum; (B). Also called human American trypanosomiasis; (C). Transmitted naturally by mosquitoes; (D). Dividing amastigote forms occur in the heart muscle cells of the infected host.

A

Transmitted naturally by mosquitoes

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3
Q

Which of the item below is a sexual form of reproduction in Protozoa?: (A). Schizogony; (B). Syngamy; (C). Endopolyogeny; (D). Fission

A

Syngamy

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4
Q

The mature cyst of the following Entamoeba species has four nuclei EXCEPT: (A). Entamoeba hartmanni; (B). Entamoeba histolytica; (C). Entamoeba equi; (D). Entamoeba wenyoni

A

Entamoeba wenyoni

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5
Q

It is the cause of “granular” coccidiosis in carps: (A). Eimeria cyprini; (B). Eimeria subepithelialis; (C). Eimeria carpelli; (D). Eimeria aurata

A

Eimeria subepithelialis

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6
Q

Lesions occur mainly in the anterior half of the intestine in the following species of chicken coccidia EXCEPT: (A). Eimeria brunetti; (B). Eimeria hagani; (C). Eimeria praecox; (D). Eimeria acervulina.

A

Eimeria brunetti

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7
Q

Schizogony in members of the genus Plasmodium occurs: (A). Only in rbc; (B). Both in endothelial cells of inner organs and the rbc; (C). Only in the endothelial cells; (D). Both in red and white blood cells.

A

Both in endothelial cells of inner organs and the rbc

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8
Q

The following parasites occur in the liver of their respective hosts EXCEPT: (A). Eimeria carpeli; (B). Eimeria stiedai; (C). Clonorchis sinensis; (D). Thysanosoma actinoides.

A

Eimeria carpeli

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9
Q

Which protozoan genus causes formation of xenomas (tumors) in fishes? (A). Myxosoma; (B). Glugea; (C). Plistophora; (D). Thelohania.

A

Glugea

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10
Q

The most pathogenic Sarcocystis species that affects cattle is: (A). Sarcocystis hominis bovifelis; (B). Sarcocystis hominis; (C). Sarcocystis cruzi; (D). Sarcocystis miescheriana.

A

Sarcocystis cruzi

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11
Q

Which is not true about the genus Toxoplasma? (A). Oocyst has four sporocyst, each with two sporozoites; (B). Definitive host is the cat; (C). Intermediate host almost every warm-blooded animals; (D). Zoonotic parasite.

A

Oocyst has four sporocyst, each with two sporozoites

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12
Q

The intermediate hosts of the following protozoa are invertebrates EXCEPT: (A). Plasmodium gallinaceum; (B). Leucoctytozoon caulleryi; (C). Sarcocystis cruzi; (D). Trypanosoma melophagium

A

Sarcocystis cruzi

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13
Q

The cause of cutaneous leishmaniasis or oriental sore is: (A). Leishmania tropica; (B). Leishmania chagasi; (C). Leishmania donovani; (D). None of the above.

A

Leishmania tropica

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14
Q

A pathognomic sign of Histomonas meleagridis infection is: (A). Depression, drooping wings and appearance of sulfur yellow colored droppings; (B). Profuse green diarrhea with mucus; (C). Darkening of skin and growth of pustules in buccal area; (D). Anemia, emaciation and subcutaneous edema of pendulous portion of the breast.

A

Depression, drooping wings and appearance of sulfur yellow colored droppings

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15
Q

What species of coccidia below does not occur in the intestine: (A). Eimeria subepithelialis; (B). Klossiela equi; (C). Eimeria truncata; (D). Eimeria bukidnonensis.

A

Eimeria truncata

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16
Q

Immunologically, it has been observed in Babesia infection that susceptibility to infection: (A). Gives no importance in difference in age; (B). Is not at all observable; (C). Is inversely related to age; (D). Is directly related to age.

A

Is inversely related to age

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17
Q

White spot disease of fish is very common in aquaria and is caused by

A

Ichthyophthirius multifilis

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18
Q

The following are coccidian genera EXCEPT: (A). Cryptosporidium; (B). Diorchis; (C). Tyzzeria; (D). Wenyonella

A

Diorchis

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19
Q

The sporulated oocyst of this coccidian genus has a total of four sporocyts: (A). Wenyonella; (B). Isospora; (C). Eimeria; (D). Tyzzeria.

A

Eimeria

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20
Q

Merozoites are products of

A

Asexual reproduction

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21
Q

An infection in man that can either be acquired or congenitally through pregnancy causing serious mental retardation is: (A). Sarcocystis bigemina; (B). Hepatozoon cati; (C). Cryptosporidium tyzerri; (D). Toxoplasma gondi

A

Toxoplasma gondi

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22
Q

The cause of Chagas disease is: (A). Trypanosoma cruzi; (B). Trypanosoma brucei; (C). Trypanosoma evansi; (D). Trypanosoma equiperdum

A

Trypanosoma cruzi

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23
Q

The following are asexual form of reproduction in Protozoa EXCEPT: (A). Syngamy; (B). Endopolyogeny; (C). Schizogony; (D). Fission

A

Syngamy

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24
Q

This genus of Amoeba is free living but its members have been incriminated as the cause of primary amoebic meningoencephalitis in man

A

Naegleria

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25
Q

Diagnosis of coccidiosis in poultry is more effective in

A

Postmortem examination of representative birds

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26
Q

Sterility and abortion in cattle are pathognomonic signs of which illness? (A). Leucocytozoonosis; (B). Anaplasmosis; (C). Tritrichomoniasis; (D). Leishmaniasis

A

Tritrichomoniasis

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27
Q

Which is not true of Histomonas meleagridis? (A). Reproduction is by schizogony; (B). Cause of infectious enterohepatitis; (C). Occurs in the cecum and liver of infected host; (D). Somewhat pleomorphic, the morphology depending on the organ location and the stage of the disease.

A

Reproduction is by schizogony

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28
Q

Signs of icterus and anemia without haemoglubinuria in cattle are that of: (A). Anaplasmosis; (B). Trichomoniasis; (C). Babesiosis; (D). Leucocytozoonosis

A

Anaplasmosis

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29
Q

Schizogony in members of the genus Plasmodium occurs: (A). Only in rbc; (B). Both in endothelial cells and the rbc; (C). Only in the endothelial cells; (D). Both in red and white blood cells.

A

Both in endothelial cells and the rbc

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30
Q

Which is not true of Eimeria cyprini? (A). It belongs to the Apicomplexa; (B). Sporulayted oocyst has a total of 10 sporozoites; (C). It is the cause of granular coccidiosis in carps; (D). Sporolated oocyst has four sporocysts

A

Sporulayted oocyst has a total of 10 sporozoites

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31
Q

Lesions occur mainly in the ceca in: (A). Eimeria acervulina (B). Eimeria brunetti; (C). Eimeria tenella; (D). Eimeria mivati

A

Eimeria tenella

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32
Q

Mature gametocytes of this species are elongate oval bodies: (A). Leucocytozoon smithii; (B). Plasmodium cathemerium; (C). Leucocytozoon caulleryi; (D). None of the above.

A

Leucocytozoon smithii

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33
Q

The following Trypanosoma develop in the anterior station of their arthropod host EXCEPT: (A). Trypanosoma vivax; (B). Trypanosoma brucei; (C). Trypanosoma cruzi; (D). Trypanosoma congolense.

A

Trypanosoma cruzi

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34
Q

The following are flagellates EXCEPT: (A). Cryptobia; (B). Leishmania; (C). Giardia; (D). Hartmanella.

A

Hartmanella

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35
Q

Signs of petecchial hemorrhages and blood clot in the abdominal cavity of chickens are symptoms of which illness? (A). Leishmaniasis; (B). Leucocytozoonosis; (C). Trichomoniasis; (D). Plasmodium infection.

A

Leucocytozoonosis

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36
Q

The following are ciliated Protozoa EXCEPT: (A). Balantidium coli; (B). Trichodina truttae; (C). Ichthyophthirius multifilis; (D). Sarcocystis mischieriana.

A

Sarcocystis mischieriana

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37
Q

What is your suspected cause of infection when a herd of cattle has a history of early abortion, cows returning to service and failure of animals to become pregnant except after repeated service. Evidence of vaginal discharge and pyometra in herd.: (A). Brucella abortus; (B). Cryptosporidium bovis; (C). Giardia bovis; (D). Trichomonas foetus.

A

Trichomonas foetus

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38
Q

Which is not true of Histomonas meleagridis is: (A). It is a ciliate; (B). Somewhat pleomorphic; (C). Cause of blackhead disease; (D). Occurs singly or in cluster in the tissues

A

It is a ciliate

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39
Q

Drug of choice for the treatment of amoebiasis is: (A). Solustibosan; (B). Metronidazole; (C). Acriflavin; (D). Amprolium.

A

Metronidazole

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40
Q

Babesia species are normally transmitted by: (A). Psocids; (B). Ticks; (C). Cockroaches; (D). Sandflies

A

ticks

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41
Q

Which is true of Babesia bigemina infection?: (A). Young animals are naturally resistant; (B). All breds of cattle are susceptible; (C). There is anemia but no hemoglubinuria; (D). There is no fever but there is profuse diarrhea

A

Young animals are naturally resistant

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42
Q

This condition is caused by Ichthyopthirius multifilis: (A). Blue scale disease; (B). Xenomas; (C).Red gill disease; (D). White-spot disease

A

White-spot disease

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43
Q

This is a coccidian genus (A). Entamoeba; (B). Garidia; (C). Histomonas; (D). Cryptosporidium

A

Cryptosporidium

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44
Q

Ookinete is a product of: (A). Asexual reproduction; (B). Fertilazation; (C). Internal budding; (D). Sporulation

A

Fertilazation

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45
Q

In the treatment of coccidiosis, the drug of choice is: (A). Acriflavine; (B). Metronidazole; (C). Solustibosan; (D). Amprolium

A

Amprolium

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46
Q

The carrier of blackhead organism is: (A). Histomonas meleagridis; (B). Anisakis dublin; (C). Leucocytozoon caulleryi; (D). Heterakis gallinarum

A

Heterakis gallinarum

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47
Q

Drug of choice for the treatment of visceral leishmaniasis is: (A). Acriflavin; (B). Solustibosan; (C). Metronidazole; (D). Tetracyclines.

A

Solustibosan

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48
Q

In the red blood cells of the vertebrate host, Babesia organisms occur in these cells and multiply by: (A). Gametogony; (B). Schizogony; (C). Budding process; (D). Sporogony.

A

Budding process

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49
Q

A camel showing clinical symptoms of fever, progressive emaciation and anemia with edema of the dependent parts of the body and suspected to be infected with this organism: (A). Cryptosporidium tyzzeri; (B). Sarcocystis bigemina; (C). Trypanosoma evansi; (D). Hepatozoon equi

A

Trypanosoma evansi

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50
Q

A suggested treatment for leishmaniasis is: (A). Tetracycline; (B). Dichlorvos; (C). Cloxantel; (D). Solustibosan.

A

Solustibosan

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51
Q

Important coccidian of golfish: (A). Eimeria piriformis; (B). Eimeria separata; (C). Eimeria aurata; (D). Eimeria tenella

A

Eimeria aurata

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52
Q

Signs of icterus and anemia without haemoglubinuria in cattle are that of: (A). Anaplasmosis; (B). Trichomoniasis; (C). Leishmaniasis; (D). Leucocytozoonosis.

A

Anaplasmosis

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53
Q

Important zoonotic disease between cat and humans

A

Toxoplasmosis

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54
Q

An infection that can be transferred to man causing serious mental retardation that is either acquired or congenital (through pregnancy) is: (A). Sarcocystis bigemina; (B). Hepatozoon cati; (C). Cryptosporidium tyzerri; (D). Toxoplasma gondi.

A

Toxoplasma gondi

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55
Q

Important malarial parasite of baboons and other monkeys and which can be enzootic to man: (A). Clonorchis sinensis; (B). Simondsia paradoxa; (C). Hepatozoon canadiensis; (D). Hepatocystis kochi.

A

Hepatocystis kochi

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56
Q

Prominent lesions of ulcers on skin, lips and nostrils are signs of which parasitism in man? (A).Anaplasmosis; (B). Leucocytozoonosis; (C). Leishmaniasis; (D). Trichomoniasis

A

Leishmaniasis

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57
Q

Sterility and abortion in cattle are pathognomonic signs of which illness? (A). Leucocytozoonosis; (B). Anaplasmosis; (C). Trichomoniasis; (D). Leishmaniasis.

A

Trichomoniasis

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58
Q

In Babesia infection, the organ of the host that is most important immunologically is: (A). Brain; (B). Heart; (C). Spleen; (D). Liver.

A

Spleen

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59
Q

Hepatozoon canis is transmitted to the definitive host (A). Through ingestion by the definitive host of the intermediate host; (B). Through bite of the intermediate host; (C). Through ingestion of the feces of the intermediate host; (D). None of the above

A

Through ingestion by the definitive host of the intermediate host

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60
Q

Leshmania tropica causes the following EXCEPT: (A). Oriental sore; (B). Dumdum fever; (C). Delhi boil; (D). Allepo button.

A

Dumdum fever

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61
Q

In tertian malaria like that caused by Plasmodium falciparum, schizogony takes place every: (A). 24 hours; (B). Five days; (C). Two days; (D). 4 days.

A

2 days

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62
Q

In gall sickness (Anaplasmosis), there is: (A). Both anemia and haemoglobinuria; (B). Haemoglubinuria only; (C). Anemia but no haemoglubinuria; (D). None of the above

A

Anemia but no haemoglubinuria

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63
Q

This pair frequently exhibits maltese cross appearance in RBC (A). Babesia felis & Babesia equi; (B). Babesia equi & Babesia canis; (C). Babesia felis & Babesi trautmanni; (D). Babesia canis & Theileria parva.

A

Babesia felis & Babesia equi

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64
Q

The cause of of “sleeping sickness” of gold fish is: (A). Cryptobia brachialis; (B). Eimeria subepithelialis; (C). Thehalonia sp.; (D). Cryptobia cyprini.

A

Cryptobia cyprini

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65
Q

Which among the following does not form cyst? (A). Tritrichomonas foetus; (B). Entamoeba coli; (C). Giardia lamblia; (D). Dientamoeba fragilis

A

Tritrichomonas foetus

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66
Q

Gliding is the type of movement seen in following EXCEPT: (A). Sarcocystis; (B). Toxoplasma; (C). Cryptobia; (D). Neorospora.

A

Cryptobia

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67
Q

This microsporidian protozoon is the cause of the “neon tetra disease” of aquarium fishes. (A). Pleistophora cepedianae; (B). Myxosoma cerebralis; (C). Pleistophora hyphessobryconis; (D). None of the above

A

Pleistophora hyphessobryconis

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68
Q

The following are zoonotic Babesia EXCEPT: (A). Babesia. perroncitoi; (B). Babesia microti; (C). Babesia divergens; (D). Babesia bovis

A

Babesia perroncitoi

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69
Q

The cause of severe hepatic coccidiosis in rabbits is: (A). Eimeria truncata; (B). Eimeria aurata; (C). Eimeria stiedae; (D). None of the above.

A

Eimeria stiedae

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70
Q

The following are examples of venereal diseases in animals caused by protozoa EXCEPT: (A). Bovine trichomoniasis; (B). Histomoniasis; (C). Dourine; (D). Human trichomoniasis.

A

Histomoniasis

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71
Q

In the following, both the intermediate and definitive hosts are vertebrates EXCEPT in: (A). Sarcocystis; (B). Taenia; (C). Haemoproteus; (D). Toxoplasma.

A

Haemoproteus

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72
Q

The arthropod host of Hepatozoon muris is: (A). Polyplax spinulosa; (B). Rhipicephalus sanguineus; (C). Echinolaelaps echidninus; (D). Laelaps nuttali.

A

Echinolaelaps echidninus

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73
Q

In the epimastigote stage of the Trypanosoma, the kinetoplast and axoneme lie (A). Posterior to nucleus; (B). Anterior to nucleus; (C). Near anterior end of body; (D). None of the above

A

Anterior to nucleus

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74
Q

Sporogony is a form of asexual reproduction where sporozoites are formed (A). by splitting; (B). Within the wall of the cyst; (C). Outside the cyst wall; (D). None of the above.

A

Within the wall of the cyst

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75
Q

A good screening laboratory tool for Ehrlichiosis because thrombocytopenia is relatively a consistent finding is: (A). WBC count; (B). Platelet count; (C). Haematocrit; (D). Body temperature

A

Platelet count

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76
Q

The zygote or ookinete of Plasmodium and Haemoproteus is (A). Non-motile; (B). Twisted & sessile; (C). Motile; (D). Attached & pedunculated

A

motile

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77
Q

The oocyst of Sarcocystis after being passed out with the feces is: (A). Already sporulated; (B). Still unsporulated; (C). Already larvated; (D). None of the above.

A

Already sporulated

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78
Q

The cause of benign theileriosis in cattle.is: (A). Theleria annulata; (B). Theileria mutans; (C). Theioleria lawrenci; (D). None of the above.

A

Theileria mutans

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79
Q

This is a prokaryote organism that resides within the rbc: (A). Eperythrozoon; (B). Eimeria; (C). Haemobartonella; (D). Ehrlichia.

A

Haemobartonella

80
Q

Anaplasma organisms using Romanowsky will stain: (A). Red to dark red; (B). blue; (C). Violet to dark violet (D). Cobalt blue.

A

Red to dark red

81
Q

In all species of Hepatozoon, gametogony occurs (A). Only in the leucocytes (B). In the rbc only; (C). Both in the rbc & leucocytes; (D). None of the above.

A

Both in the rbc & leucocytes

82
Q

The haemoflagellates of fresh water and marine fishes are transmitted by: (A). Leeches; (B). Mermithids; (C). Earthworms; (D). Crustaceans

A

Leeches

83
Q

The cause of “hamburger gill disease” in catfish is: (A). Encephalitozoon cuniculi; (B). Babesia moshkovskii; (C). Aurantiactinomyxon ictauluri; (D). Klossiella kobayae.

A

Aurantiactinomyxon ictauluri

84
Q

This myxosporidian protozoa causes whirling disease or “black tail” in salmonids: (A). Myxosoma cerebralis; (B). Ceratomyxa shasta; (C). Nosema connori; (D). Chilodonella cyprini.

A

Myxosoma cerebralis

85
Q

This protozoa causes diptheritic membrane covering the oropharynx & sides of the mouth (frounce) in bird of prey and canker in pigeons: (A). Leucocytozoon andrewsi; (B). Eimeria mivati; (C). Trichomonas gallinae; (D). Besnoitia darlingi.

A

Trichomonas gallinae

86
Q

This species is the cause of giardiasis in lovebirds. (A). Giardia lamblia; (B). Giardia psittaci; (C). Hexamita pitheci; (D). Giardia duodenalis.

A

Giardia psittaci

87
Q

Renal coccidiosis in mice is caused by: (A). Eimeria truncata; (B). Klosiella muris; (C). Isospora burrowsi; (D). Tyzerria parvula

A

Klosiella muris

88
Q

“Dollar spots” on the skin are characteristic of infection with: (A). Trypanosoma brucei; (B). Trichomonas vaginalis; (C). Trichomonas foetus; (D). Trypanosoma equiperdum.

A

Trypanosoma equiperdum

89
Q

The disease caused by Ehrlichia bovis is called: (A). Tropical eosinophilia; (B). Nopi; (C). Bursati; (D). Macrocytic anemia

A

Nopi

90
Q

The arthropod vector of Hepatozoon muris is: (A). Laelaps nuttali; (B). Ornbithonyssus bursa; (C). Echinolaelaps echidninus; (D). Lyponyssus sp.

A

Echinolaelaps echidninus

91
Q

The cause of corridor disease is: (A). Theileria lawrenci; (B). Theileria mutans; (C). Babesia gibsoni; (D). Theileria annulata.

A

Theileria lawrenci

92
Q

Signs of petecchial hemorrhages and blood clot in the abdominal cavity of chickens are symptoms of which illness? (A). Leishmaniasis; (B). Leucocytozoonosis; (C). Trichomoniasis; (D). Anaplasmosis

A

Leishmaniasis

93
Q

The schizont in Theileria parva because the cytoplasm stains blue with Romanowsky stain, it is called: (A). Motash bodies; (B). Kock’s blue bodies; (C). Creatine blue bodies; (D). Romanovsky’s corpuscles

A

Kock’s blue bodies

94
Q

It is an opportunistic organism proliferating in immuno-compromised hosts causing interstitial pneumonia (A). Encephalitozoon cunniculi; (B). Pleistophora cepedianae; (C). Pneumocystis carinii; (D). Haemobartonella muris.

A

Pneumocystis carinii

95
Q

Which is not true for Ichthyopthirius multifilis? (A). Infective stage are tomites; (B). Macronucleus is horseshoe-shaped; (C). Life cycle is temperature dependent; (D). Occurs in the liver

A

Occurs in the liver

96
Q

This organism is characterized by its erythrocytic stages having rectangular “veil” extending from their side and stains violet with Giemsa. (A). Plasmodoium; (B). Babesia; (C). Haematoxenus; (D). Haemoproteus.

A

Haematoxenus

97
Q

The cause of canine pancytopenia is: (A). Babesia canis; (B). Ehrlichia canis; (C). Theileria mutans; (D). Glugea anomala.

A

Ehrlichia canis

98
Q

The cause of amoebiasis in reptiles is: (A). Entamoeba hartmanii; (B). Iodamoeba butschlii; (C). Entamoeba invadens; (D). Endolimax nana.

A

Entamoeba invadens

99
Q

The largest of the human trichomonads is: (A). Trichomonas vaginalis; (B). Trichomonas tenax; (C). Pentatrichomonas hominis; (D). Trichomonas phasioni

A

Trichomonas vaginalis

100
Q

Cryptobia cyprini is a: (A). Coccidia; (B). Ciliate; (C). Flagellate; (D). Amoeba.

A

Flagellate

101
Q

Babesia perroncitoi occurs in: (A). Deer; (B). Pigs; (C). Horses; (D). Dogs

A

Pigs

102
Q

The following conditions are caused by Leshmania donovani in humans EXCEPT: (A). Kalaazar; (B). Oriental sore; (C). Dumdum fever; (D). Visceral leishmaniasis.

A

Oriental sore

103
Q

Xenodiagnosis is employed for: (A). Avian trichomoniasis; (B). Ehrlichiosis; (C). Chagas disease (D). Surra

A

Chagas disease

104
Q

Nagana is caused by: (A). Trypanosoma congolense; (B). Theileria annulata; (C). Babesia bigemina; (D). Plasmodium coatneyi.

A

Trypanosoma congolense

105
Q

The process by which micro- and macrogamonts become attached together is pairs during development of the gametes as seen among haemogregarines like in Hepatozoon is called. (A). Conjugation; (B). Syzygy; (C). Pallisading; (D). Nuclear segmentation.

A

Syzygy

106
Q

Ich is a disease of: (A). Frogs; (B). Salt water fishes; (C). Wild birds; (D). Fresh water fishes.

A

Fresh water fishes

107
Q

The following are genera of coccidian except: (A). Cryptosporidium; (B). Diorchis; (C). Tyzzeria; (D). Wenyonella

A

Diorchis

108
Q

Infectious enterohepatitis is a disease of; (A). Turkeys; (B). Doves; (C). Fishes; (D). Ducks

A

Turkeys

109
Q

What is your possible suspect of infection when a herd of duck referred to you had dominant nervous derangement syndrome, high morbidity & mortality: (A). Tetrameres americana; (B). Cooperia punctata; (C). Leucocytozoon simondi; (D). Elaeophora rangifer

A

Leucocytozoon simondi

110
Q

The cause of Chagas disease in humans is: (A). Trypanosoma cruzi; (B). Trypanosoma gambiense; (C). Trypanosoma evansi; (D). Pentatrichomonas hominis.

A

Trypanosoma cruzi

111
Q

In Sarcocystis, which stage is infective to the definitive host? (A). Oocyst; (B). Sporozoites; (C). Merozoites; (D). Muscle cysts (sarcocyst)

A

Muscle cysts (sarcocyst)

112
Q

Paralysis is usually observed in infection with this species: (A). Babesia caballi; (B). Babesia equi; (C). Babesia perroncitoi; (D). Theileria parva

A

Babesia caballi

113
Q

So far Plasmodium spp. do not occur in the following animals EXCEPT: (A). Ruminants; (B). Pigs; (C). Monkeys; (D). Horses

A

Monkeys

114
Q

The following protozoan diseases can be treated with tetracyclines EXCEPT: (A). Theileriosis, (B). Ehrlichiosis, (C). Anaplasmosis, (D) Leishmaniasis

A

Leishmaniasis

115
Q

These blood protozoa have round gamonts EXCEPT: (A). Leucocytozoon caulleryi; (B). Leucocytozoon smithi; (C). Plasmodium hermani (D). Leucocytozoon andrewsi.

A

Leucocytozoon smithi

116
Q

The host’s cell nucleus is displaced or sometimes expelled by the gametocytes in infection with the following blood protozoa EXCEPT: (A). Plasmodium cathemerium; (B). Haemoproteus sacharovi; (C). Plasmodium vaughani; (D). Plasmodium relictum.

A

Plasmodium vaughani

117
Q

The following are ciliates EXCEPT: (A). Balantidium coli; (B). Chilodonella cyprini; (C). Henneguya exilis; (D). Trichodina domerguei

A

Henneguya exilis

118
Q

The medium that is employed in the cultivation of Balantidum coli is: (A). Ringer’s-serum-starch medium; (B). Diamond’s medium; (C). CPLM medium; (D). Novy, MacNeal & Nicolle medium

A

Ringer’s-serum-starch medium

119
Q

Who worked on the life cycle of a bird malaria, Plasmodium relictum demonstrating that malariae are transmitted by mosquitoes gaining him the Nobel Prize in Medicine?: (A). Alphonse Laveran; (B). Theobald Smith; (C). Ronald Ross; (D). Anton van Leeuwenhoek

A

Ronald Ross

120
Q

Xenodiagnosis is employed in the followig EXCEPT: (A). Chagas disease; (B). Draschia megastoma infeciton; (C). Ascariosis; (D). Habronemaisis

A

Ascariosis

121
Q

This chemical at a certain concentration is employed in the sporulation of coccidial oocysts: (A). Sodium chloride; (B). Silver nitrate; (C). Potassium dichromate; (D). Magnesium sulfate.

A

Potassium dichromate

122
Q

The following are Trypanosomes of birds EXCEPT: (A). Trypanosoma avium; (B). Trypanosoma vivax; (C). Trypanosoma gallinarum; (D). Trypanosoma calmetti.

A

Trypanosoma vivax

123
Q

Micropyle is present in the oocyst of the following EXCEPT: (A). Eimeria mivati; (B). Eimeria anatis; (C). Eimeria nocens; (D). Eimeria maxima

A

Eimeria maxima

124
Q

Which of the following protozoa is zoonotic? (A). Isospora mayuri; (B). Babesia divergens; (C). Babesia gibsoni; (D). Theileria velifera.

A

Babesia divergens

125
Q

Which species has oocyst with mammillated wall or coarsely granulated surface? (A). Eimeria cylindrica; (B). Eimeria dibliecki; (C). Eimeria auburnensis; (D). Eimeria irresidua.

A

Eimeria auburnensis

126
Q

Which is not true of Leucocytozoon simondi? (A). Affects ducks; (B). Mature gametocytes are round; (C). Infection produces megaloschizonts in lymphoid ceels, which are more numerous than hepatic schizonts; (D). Transmitted by Simulium spp.

A

Mature gametocytes are round

127
Q

Sporulation time of Eimeria scabra is (A). 9-12 days; (B). 25 days; (C). 48 hours; (D). 3 days.

A

9-12 days

128
Q

In endemic areas, the following altogether are suggestive of Babesia infection EXCEPT: (A). High fever; (B). Anemia; (C). Paralysis; (D). Haemoglubinuria

A

Paralysis

129
Q

In blackhead disease, which of the following items is a pathognomonic at postmortem: (A). Haemorrhage of the proventriculus; (B). Necrotic lesions of the liver; (C). Suppurative lesions of the kidneys; (D). Petecchial hemorrhages of the spleen.

A

Necrotic lesions of the liver

130
Q

Micropyle is absent in the oocyst of the following EXCEPT: (A). Eimeria duodenalis; (B). Eimeria falciformis; (C). Eimeria bovis; (D). Eimeria tenella

A

Eimeria bovis

131
Q

Which one is the odd pair? (A). Sarcocystis tenella-sheep; (B). Sarcocystis fayeri-horse; (C). Sarcocystis miescheriana-pig; (D). Sarcocystis cruzi-horse.

A

Sarcocystis cruzi-horse

132
Q

The following are necessary acting as stimuli in the excystment of coccidian oocysts EXCEPT: (A). Carbon dioxide; (B). Oxygen; (C). Trypsin; (D). Bile.

A

Oxygen

133
Q

This pair is zoonotic: (A). Babesia divergens-Toxoplasma gondii; (B). Babesia microti-Plasmodium circumflexum; (C). Leucocytozoon caulleryi-Haemoproteus nettionis; (D). Leishmania tropica-Diplodinium anacanthum.

A

Babesia divergens-Toxoplasma gondii

134
Q

Which is not the odd pair in the following items? (A). Avian malaria-Ascaridia galli; (B). Leucocytozoonosis-Lipoptena cervi; (C). Enterohepatitis-Heterakis gallinarum; (D). Toxoplasmosis-Oxyuris equi.

A

Enterohepatitis-Heterakis gallinarum

135
Q

the following are necessary acting as stimuli in the excystment of coccidian oocysts EXCEPT: (A). Carbon dioxide; (B). Oxygen; (C). Trypsin; (D). Bile.

A

oxygen

136
Q

Which is not true of Balantidium coli? (A). Zoonotic; (B). Round-shaped macronucleus; (C). Forms cyst; (D). Produces hyaluronidase.

A

Round-shaped macronucleus

137
Q

The prepatent period of Sarcocystis ovicanis is (A). 2-3 days; (B). 20-25 days; (C). 8-9 days; (D). None of the above.

A

8-9 days

138
Q

Which is not true of Babesia canis infection? (A). Haemoglubinuria usually in peracute cases; (B). There is no splenic enlargement; (C). Feces markedly yellow except in very early or peracute cases; (D). There is usually a lot of bilirubin in the urine.

A

There is no splenic enlargement

139
Q

The following are ciliates in the colon & cecum of equids EXCEPT: (A). Blepharoconus hemiciliatus; (B). Didesmis ovalis; (C). Vahlkampfia lobospinosa; (D). Polymorphella ampulla.

A

Vahlkampfia lobospinosa

140
Q

In Babesia infection the release of pharmacologically active substances and the destruction of rbc play a major role in the pathogenesis. In Babesisa bovis infection: (A). The former by production of kinin is the more important; (B). RBC destruction is more important; (C). Haemolytic anemia is the more important; (D). None of the above.

A

The former by production of kinin is the more important

141
Q

The principal lesions of Eimeria necatrix infection occur in the: (A). Anterior third of the small intestine; (B). Ceca; (C). Posterior third of the small intestine (D). None of the above.

A

none of the above

142
Q

Which is is not true of Theileria parva? (A). Immunity resulting from recovery of animals is solid and does not depend on preimmunity; (B). The cause of East coast fever; (C). Readily transmissible to other animals by blood inoculation; (D). Infection is characterized by lymphoid hyperplasia followed by exhaustion of lymphoid tissues and leucopenia.

A

Readily transmissible to other animals by blood inoculation

143
Q

Maltese cross is a feature of this protozoon: (A). Babesia canis; (B). Babesia caballi; (C). Trypanosoma equiperdum; (D). None of the above

A

none of the above

144
Q

The most satisfactory site of obtaining blood sample in the horse for the diagnosis of Babesia is the: (A). Jugular veins; (B). Cephalic vein; (C). Skin of the ears; (D). None of the above.

A

skin of the ears

145
Q

This protozoan pair occurs in pigs: (A). Babesia trautmanni-Babesia perroncitoi; (B). Sarcosystix bertrami-Sarcosystis odoi; (C). Eimeria saitamae-Tyzzeria pernisciosa; (D). Balantidium coli-Besnoitia besnoiti.

A

Babesia trautmanni-Babesia perroncitoi

146
Q

Which is true of Babesia caballi infection in horses? (A). No variation in clinical manifestation; (B). Haemoglobinuria is common and characteristic of the infection; (C). Disturbances of the central nervous system are common & may result in posterior paralysis; (D). Persistent fever and anemia without icterus occur.

A

Disturbances of the central nervous system are common & may result in posterior paralysis

147
Q

Which is the odd pair? (A). Poultry coccidiosis-amprolium; (B). Canine babesiosis-pirevan; (C). Ehrlichiosis-tetracyclines; (D). Histomoniasis-mebendazole.

A

Histomoniasis-mebendazole

148
Q

Which one is a developmental stage of the Trypanosomatidae? (A). Phymastigote; (B). Acromastigote; (C). Epimastigote; (D). Herpertomonas

A

epimastigote

149
Q

The macronucleus of this ciliate genus is ribbon-liKe: (A). Ichthyophthirius; (B). Trichodina; (C). Chilodonella; (D). Epistylis.

A

epistylis

150
Q

Which item does not belong to the group? (A). Stercoraria; (B). Subgenus Trypanozoon; (C). Subgenus Megatrypanum; (D). Subgenus Schizotrypanum.

A

Subgenus Trypanozoon

151
Q

These are morphological forms in the life cycle of Pneumocystis carinii EXCEPT: (A). Merozoites; (B). Intracystic bodies; (C). Precystic form; (D). Trophozoites.

A

Merozoites

152
Q

Trypomatigote is the stage in which multiplication by binary fission occurs in the vertebrate host of this species: (A). Trypanosoma theileri; (B). Trypanosoma duttoni (C). Trypanosoma rangeli; (D). Trypanosoma lewesi.

A

Trypanosoma rangeli

153
Q

Which is not a true statement in the following items? (A). Cryptobia is a flagellate; (B). Naegleria moves by means of pseudopodia; (C). Giardia is bilaterally symmetrical; (D). Hepatozoon has two hosts, both vertebrates.

A

Hepatozoon has two hosts, both vertebrates.

154
Q

Encephalitozoon differs from Toxoplasma by the following EXCEPT: (A). Stains poorly with haematoxylin & eosin; (B). Virulence is not enhanced by serial passage; (C). Gram negative; (D). Uniformly light blue with Giemsa stain

A

Gram negative

155
Q

Which is not true of Ehrlichia? (A). Transmitted transstadially; (B). Transmitted transovarially; (C). Small pleomorphic in circulating leucocytes; (D). May occur singly or in compact colonies.

A

Transmitted transovarially

156
Q

This Trypanosoma species is monomorphic: (A). Trypanosoma simiae; (B). Trypanosoma gambiense; (C). Trypanosoma brucei; (D). None of the above.

A

none of the above

157
Q

The following haemosporidia displace the nucleus of their hosts cell EXCEPT: (A). Plasmodoium circumflexum; (B). Plasmodoium cathmerium; (C). Plasmodoium relictum; (D). Plasmodoium gallinaceum.

A

Plasmodoium circumflexum

158
Q

This pair is the most pathogenic coccidian in pigs: (A). Eimeria scrofae-Eimeria suis; (B). Eimeria perminuta-Eimeria scabra; (C). Eimeria debliecki-Eimeria scabra; (D). Eimeria porci-Eimeria cerdonis.

A

Eimeria debliecki-Eimeria scabra

159
Q

Amastigote is the stage in which multiplication by binary fission occurs in the vertebrate host of this species: (A). Trypanosoma nabiasii; (B). Trypanosoma cruzi; (C). Trypanosoma lewisi; (D). Trypanosoma rangeli.

A

Trypanosoma cruzi

160
Q

The following are malarial parasites of monkeys EXCEPT: (A). Plasmodoium coatneyi; (B). Hepatocystis kochi; (C). Plasmodoium chabaudi; (D). Plasmodoium inui

A

Plasmodoium chabaudi

161
Q

Sporulation time of Eimeria tenella at 7 oC. is: (A). 24 hours; (B). 36 hours; (C). 48 hours; (D). None of the above.

A

none of the above

162
Q

Which is pair does not match? (A). Trypanosoma melophagium-Melophagus ovinus; (B). Trypanosoma lewesi-Ceratophyllus fasciatus; (C). Trypanosoma cruzi-Rhipicephalus sanguineus (D). Trypanosoma gambiense-Glossina palpalis.

A

Trypanosoma cruzi-Rhipicephalus sanguineus

163
Q

Which is not true of Babesia divergens? (A). 4-10 days incubation period; (B). larger than B. bovis; (C). there is haemoglubinuria; (D). There is jaundice.

A

larger than B. bovis

164
Q

The following produce pigment granules EXCEPT: (A). Plasmodium circumflexum; (B). Haemoproteus columbae; (C). Plasmodium relictum; (D). Leucocytozoon simondi.

A

Leucocytozoon simondi

165
Q

This pair is the most pathogenic and important species of coccidian in domestic poultry: (A). Eiemriapraecox-Eimeria hagani; (B). Eimeria mitis-Eimeria praecox; (C). Eimeria tenella-Eimeria necatrix; (D). Eimeria necatrix-Eimeria mitis.

A

Eimeria tenella-Eimeria necatrix

166
Q

Which item does not belong to the group? (A). Trypanosoma cruzi; (B). Trypanosoma congolense; (C). Trypanosoma suis; (D). Trypanosoma gambiense

A

Trypanosoma cruzi

167
Q

The oocyst of this species has a prominent dome-shaped micropYlar cap: (A). Eimeria pallida; (B). Eimeria christenseni; (C). Eimeria faurei; (D). Eimeria ninakohlyakimovae.

A

Eimeria christenseni

168
Q

Which is true of Babesia bigemina infection? (A). Young animals are very susceptible; (B). There is haemoglubinuria & cardiac palpitation; (C). No icterus; (D). Liver remains normal.

A

There is haemoglubinuria & cardiac palpitation

169
Q

The following Babesia occur in dogs EXCEPT: (A). Babesia gibsoni; (B). Babesia vogeli; (C). Babesia taylori; (D). Babesia canis.

A

Babesia taylori

170
Q

This Myxosporean species has pyriform spores, each with one polar capsule: (A). Henneguya zschokkei; (B). Thenohanellus piriformis; (C). Henneguya exilis; (D). None of the above.

A

Henneguya zschokkei

171
Q

This species belong to the Phylum Apicomplexa: (A). Entamoeba; (B). Leishmania; (C). Hammondia; (D). Chilomastix.

A

Hammondia

172
Q

The following are ciliates in the rumen & reticulum of ruminants EXCEPT: (A). Buxtonella sulcata; (B). Hartmanella hyalina; (C). Entodinium minimum; (D). Epidinium ecaudatum.

A

Hartmanella hyalina

173
Q

The following are Microsporeans EXCEPT: (A). Thelohania apodemi; (B). Ceratomyxa shasta; (C). Glugea anomala; (D). Plistophora ovariae.

A

Ceratomyxa shasta

174
Q

What is not true of Giardia lamblia? (A). Considered to be the most common flagellate of humans; (B). Can infect laboratory mouse; (C). Reproduces by binary fission; (D). Can infect pigs & budgerigars

A

Considered to be the most common flagellate of humans

175
Q

The first proof of arthropod transmission of a protozoan was demonstrated by: (A). Golgi & Grassi; (B). Smith & Kilborne; (C). Walter & Blum; (D). Laveran & Dufour.

A

Smith & Kilborne

176
Q

Sporulation time for Eimeria bukidnonensis is about (A). 30 days; (B). 72 hours; (C). 25 days; (D). 17 days.

A

25 days

177
Q

The macronucleus of this ciliate genus is horseshoe-shaped: (A). Ichthyophthirius; (B). Balantidium; (C). Trichodina; (D). None of the above

A

Ichthyophthirius

178
Q

The schizonts of Hepatozoon canis occur in the endothelial cells of the following organs EXCEPT: (A). Spleen; (B). Liver; (C). Lungs; (D). Bone marrow.

A

Lungs

179
Q

The following media are employed in the cultivation of Trichomonads EXCEPT: (A). Beef extract-glucose-peptone-serum medium; (B). Balamuth’s medium; (C). Cysteine-peptone-liver infusion-maltose medium; (D). Diamond’s medium.

A

Balamuth’s medium

180
Q

The incubation period of Babesia bigemina after exposure to infection is: (A). 1 month & 2 weeks; (B). 2 months & two weeks; (C). 1- 2 weeks; (D). 4-5 weeks.

A

1-2 weeks

181
Q

Which is not true of the trypanosomes? (A) Do not contain free kinins; (B). Do not have kinin-forming enzymes; (C). Contain free kinins; (D). No sexual process.

A

Contain free kinins

182
Q

Eimeria perforans is a parasite of the: (A). Dog; (B). Rabbit; (C). Pig; (D). Llama.

A

Rabbit

183
Q

Sporulation time for Eimeria zuernii at 30-32.5o C is. (A). 10 days; (B). 72 hours; (C). 15 days; (D). 23-24 hours.

A

10 days

184
Q

Which is not true of Sarcosystis cruzi? (A). Most pathogenic cattle Sarcoystis; (B). May cause abortion; (C). Sheds unsporulated oocysts; (D). None of the above.

A

Sheds unsporulated oocysts

185
Q

The following are intestinal coccidian EXCEPT: (A). Eimeria tropicalis; (B). Eimeria stiedai; (C). Eimeria parva; (D). Cryptosporidium parvum.

A

Eimeria stiedai

186
Q

This technique is superior in the staining of flagella of protozoa: (A). Feulgen stain technique; (B). Bodian silver impregnation technique; (C). Giemsa staining technique; (D). Aceto-alum-carmine staining techinique.

A

Bodian silver impregnation technique

187
Q

Which is not true of the Eimeriidae? (A). Sporogony occurs inside the host; (B). Have single host where they undergo sexual & asexual reproduction; (C). Macro- and micro-gamonts develop independently; (D). With few exceptions are intracellur parasites of the epithelial cells of the intestines.

A

Sporogony occurs inside the host

188
Q

Cyst of the following has one nucleus EXCEPT: (A). Naegleria; (B). Entamoeba suis; (C). Entamoeba gedoeldsti; (D). Iodamoeba butschlii.

A

Entamoeba gedoeldsti

189
Q

Which protozoan disease was the first demonstration of a transmission by arthropod: (A). Texas fever; (B). East coast fever; (C). Mediterranean coast fever; (D). Nambiuvu.

A

Texas fever

190
Q

Which Babesia of rodents is zoonotic? (A). Babesia trautmanni; (B). Babesia divergens; (C). Babesia microti; (D). Babesia foliata.

A

B. divergens

191
Q

The following form cyst EXCEPT: (A). Balantidium coli; (B). Trtriichomonas foetus; (C). Giardia lamblia; (D). Entamoeba histolytica

A

Trtriichomonas foetus

192
Q

Schizogony is 48-hour cycle in this species (A). Plasmodoium circumflexum; (B). Plasmodoium durae; (C). Plasmodoium cathemerium; (D). Plasmodoium juxtanucleare.

A

Plasmodoium circumflexum

193
Q

The following are cilates of ruminants EXCEPT: (A). Buxtonella sulcata; (B). Entodium caudatum; (C). Diplodinium dentatum; (D). Trichodina fultoni

A

Trichodina fultoni

194
Q

Which is not true of Plasmodoium falciparum? (A). Most malignant form of malaria in humans; (B). Gamonts are round-shaped; (C). Tendency for infected rbc to clump; (D). Normally only the ring forms of trophozoites and gametocytes are seen in the peripheral blood.

A

Gamonts are round-shaped

195
Q

Schizogony cycle takes two days in the following EXCEPT: (A). Plasmodium coatneyi; (B). Plasmodium falciparum; (C). Plasmodium malariae; (D). Plasmodium schwetzi.

A

Plasmodium malariae