Questions prepared by:

Dr. Samarchith P Kurup

MVSc Scholar,

Division of Parasitology,

Indian Veterinary Research Institute,

Izatnagar, UP-243122

1. Enzymes involved in hatching of Ascarid egg: Chitinase and esterases

2. McLean counting system is devised for : Ascaris suum

3. An ascarid without somatic migration: Toxascaris leonina (A. galli belongs to Family heterakidae)

4. Herring worm: Anisakis

5. Cod fish worm: Phoconema

6. Hourglass shaped esophagus in : Oxyuris equi

7. Hourglass shaped buccal capsule found in : Oxyspirura mansoni

8. Funnel shaped pharynx: Haebronema megastoma

9. Cup shaped buccal capsule with cusp shaped teeth: Stephanurus dentatus

10.  Parasite responsible for “ungroomed rat tail appearance” in horse: Oxyuris equi

11.  Caecal worm of poultry: Heterakis gallinae

12.  Nematodes with “H” shaped excretory system: Rhabditidae

13.  Characteristic “ear” shaped (dorsal) tooth in : Strongylus vulgaris

14.  “Morocco leather” appearance associated with: Ostertagia ostertagi

15.  “Ring worm like lesions” associated with: Trichostrongylus spp

16.  “Horse shoe” shaped ovary: Echinococcus granulosus

17.  “Boot” shaped spicule: Dictyocaulus filariae

18.  “Heart” shaped spicule: Nematodirus baltus

19.  “Lancet” shaped spicule: Nematodirus fillicolis

20.  “Spoon” shaped spicule: Nematodirus spathiger

21.  “Y” shaped dorsal ray: Haemonchus contortus

22.  Recurved spicules: Gaigeria pachyscelis

23.  No spicule: Trichinella spiralis

24.  Black scours worm: Trichostrongylus colubriformis

25.  Barber’s pole worm/ wire worm/ large stomach worm/ twisted stomach worm: Haemonchus contortus

26.  Eyeworm of poultry: Oxyspirura mansoni

27.  Brown stomach worm: Ostertagia ostertagi

28.  Red stomach worm of pig: Hyostrongylus rubidus

29.  Fox hook worm: Uncinaria stenocephala

30.  Pig hook worm: Globocephalus (G. urosubulatus, G. longimucornatus)

31.  Elephant hook worm: Barthomostomus (B. sangeri), Grammocephalus clatheratus

32.  Lungworm of dog: Filaroides osleri

33.  Lungworm of cat: Aleurostrongylus spp

34.  Lungworm of rat: Angiostrongylus cantonensis- causes “eosinophilic meningio encephalitis” in man

35.  Eddy worm: Class Turbellaria

36.  Larva with “S” shaped tail: Filaroides osleri

37.  Nurse cells characteristic of Trichinella spiralis

38.  “Stichosomes” are characteristic of: Trichurid esophagus

39.  “Cordons” in: Ascaridae

40.  “Bosses” in: Gongylonema

41.  Cuticle extended posteriorly beyond the tail of worm: Physaloptera spp

42.  Bursa strengthened with chitinous plate: Protostrongylus spp

43.  L1 with characteristic cuticular knob: Dictyocaulus filariae

44.  L1 with button hook tail: Dipetelonema dracunculoides

45.  Anterior helmet seen in: Dracunculus medenensis

46.  Definitive host of Dioctophyma renale: mink

47.  The dish “Fessikhs” is associated with: Heterophyses heterophyses

48.  The dish “Marrara” is associated with: Sparganosis

49.  Phenomenon of “progenesis” is associated with: Family Plagyorchidae

50.  “Furcocercus cercaria”: Schistosomes

51.  “Microcercus cercaria”: Paragonimidae

52.  “Xiphido cercaria”: Dicrocelium dendriticum

53.  Radia with “procruscula”: Fasciola spp

54.  Nematodes with flame cells: Class Acanthocephala (Macracanthorrhyncus hirudinaceus)

55.  Halzoun syndrome associated with: Fasciolosis and spirometrosis

56.  Cestode with “sickle” shaped hooks: Taenia spp

57.  Cestode with “rosethorn” shaped hooks: Dipylidium caninum

58.  Cestode with “Hammer” shaped hooks: Davinia spp

59.  Cestode with “bunch of grape” ovary: Dipylidium caninum

60.  Metacestode tetrathyridium is seen in: Family Mesocestoides

61.  Metacestode strobilocercus seen in: Taenia taeniformis (as Cysticercus fasciolaris)

62.  “Lapets” present in: Anoplocephala perfoliata

63.  “Dumbbell” shaped uterus: Stilasia hepatica

64.  Fringed tape worm: Thysanosoma actinoides

65.  Gravid uterus is replaced by egg capsule in: Family Linstowiidae

66.  Cooked rice grain appearance: monezia gravid segments

67.  Cucumber shaped segments: gravid segments of Dipylidium caninum


Following diseases/conditions are associated with


1.      Milk spots: Ascaris suum

2.      Balling up in horse: Parascaris equorum

3.      Mud colour faeces: Toxocara vitulorum

4.      Rat tail appearance: Oxyuris equi

5.      Black head: Heterakis gallinae (Egg carrier of Histomonas meleagridis)

6.      Parasitic otitis: Rabditis bovis

7.      Black scours: Trichostrongylus worms

8.      Villous atrophy: Trochostrongylus and Nematodirus

9.      Ringworm lesions: Trichostrogylus

10.  Morocco leather: Ostertagia ostertagi

11.  Pulpy kidney disease (with Cl. welchi): nematodirus

12.  Swimmer’s itch: Schistosoma spp (non human)

13.  Foot rot in sheep: Strongyloides papillosus

14.  Pimply gut: Oesophagostomum spp

15.  Colic in horse: Cythiostomum tetracanthum

16.  Haemorrhagic warts (in tracheal bifurcation): Filaroides osleri

17.  Fistulous whither: Onchocerca cervicalis

18.  Eosinophilic meningeo encephalitis in man: Angiostrongylus cantonensis

19.  Wahi /kaseri/ summer mange: Onchocerca spp

20.  Bursati / granular dermatitis/ summer sore: Habronema (cutaneous habronemiasis)

21.  Arteritis in horse: strongylidae family

22.  Oesophageal tumour: Spirocerca lupi

23.  Gastric tumour: Gnathostoma spinigerum and Habronema megastoma (Draschia megastoma)

24.  Cholangiocarcinoma: Clonorchis sinensis (oriental liver fluke/Chinese liver fluke)

25.  Urinary bladder carcinoma: Schistosoma haematobium

26.  “Swine fever” and epizootic pneumonia: Metastongylus spp

27.  Husk or hoose: Dictyocaulus viviparous

28.  Enzootic cerebrospinal nematodiasis: Setaria digitata

29.  Hump sore: Stephanofilaria assamensis

30.  Ear sore: Stephanofilaria zaheeri

31.  Fatal hemorrhagic enteritis in mink: Euryhelmis squamula

32.  Rot dropsy: Fasciola spp

33.  Snoring in cattle: Schostosoma nasalis

34.  Nodular taeniasis in poultry: Reilettina echinobothrida

35.  Hepatitis cysticercosa: Cysticercus tenuicollis

36.  Gid/Staggers: Coenurus cerebralis (of Taenia multiceps)

37.  False gid: Oestrus ovis (larva)

38.  Macrocytic / pernicious anemia: Diphyllobothrium latum

39.  LD bodies: Leishmaniosis

40.  KB bodies: Theileriosis

41.  Visceral Leishmaniosis: Leishmania donovani, L. chagasi, L. infantum

42.  PKDL: L. donovani

43.  Kala azar: L. donovani

44.  American kala azar: L. chagasi

45.  Rural zoonotic leishmaniasis: L. major

46.  Chiclero ulcer/ bay sore: L. mexicana mexicana

47.  Classical espundya: L. braziliensis braziliensis

48.  Uta: L. peruviana

49.  Nagana: Trypanosoma brucei, T. congolensi, T. vivax

50.  Souma: T. vivax in cattle

51.  African sleeping sickness: T. brucei gambiensi, T. brucei rhodasiensi

52.  Surra: T. evansi

53.  Tibarsa /Gufar: T. evansi in camel

54.  Mal de Cadares: T. equinum

55.  Dourine / equine syphilis: T. equiperdum

56.  Dollar spots: T. equiperdum

57.  Yellow buttons: Trichomonas gallinae (Avian trichomonosis)

58.  Saucer shaped ulcer in tissue: Histomonas meleagridis

59.  Suphur yellow faeces: Histomonas meleagridis

60.  Travellers diarrhea: Giardia lamblia

61.  Flask shaped ulcer: Entamoeba histolytica (in intestine)

62.  Red dysentery: Eimeria zuernii in cattle

63.  Rectal coccidiosis: Eimeria burnetti

64.  Ladder lesions in duodenum: Eimeria acervulina

65.  Signet ring: Plasmodium spp

66.  Texas fever/Red water fever/Bovine pyroplasmosis: Babesia spp in cattle

67.  Equine biliary fever: Babesia equi (now as Theilaria equi)

68.  Tropical bovine theileriosis: Theileria annulata

69.  Benign tropical thieileriosis: T. mutans

70.  East coast fever/ January disease: T. parva

71.  Buffalo disease/Corridor disease: T. lawrensi

72.  Malignant theileriosis: T. hirci

73.  Gall sickness: Anaplasma marginale