Parasitology and Entomology Theory Paper

  1. There is a dead-end cycle in man.

A] Capillaria philippinensis                                        C] Trichuris trichiura

B] Trichinella spiralis                                                        D] A & C

 

2.  The stool is the specimen for the diagnosis of the infection caused by

A] Capillaria philippinensis                                        C] Trichuris trichiura

B] Trichinella spirals                                                     D] A & C

 

3. Bachman intradermal test & Xenodiagnosis are used for the diagnosis of infection caused by

A] Capillaria philippinensis                                        C] Trichuris trichiura

B] Trichinella spiralis                                                         D] A & B

 

4. The habitat is the small intestine.

A] Ascaris lumbricoides                                               C] Trichuris trichiura

B] Necator Americans                                               D] A & B

 

5. Geophagia or Pica may be seen in heavy infection

A] Ascaris lumbricoides                                          C] Necator americanus

B] Enterobius vermicularis                                                         D] Strongyloides stercoralis

 

6. The most common cause of Creeping Eruption or Cutaneous Larva Migran.

A] Ancylostoma braziliense                                                C] Strongyloides stercoralis

B] Enterobius vermicularis                                                         D] Toxocara Canis

 

7. The most frequent finding in the infection caused by the parasite is persistent hypereosinophilia.

A] Ancylostoma braziliense                                          C] Strongyloides stercoralis

B] Enterobius vermicularis                                          D] Toxocara Canis

8. The most common cause of Visceral Larva Migran.

A] Ancylostoma braziliense                                          C] Strongyloides stercoralis

B] Enterobius vermicularis                                          D] Toxocara canis

 

9. Produces autoinfection to man.

A] Ancylostoma duodenale                                                         C] Necator americanus

B] Ascaris lumbricoides                                                             D] Strongyloides stercoralis

 

10. What parasite/s has a blood-lung phase in the life cycle?

A] Ascaris lumbricoides                                               C] Strongyloides stercoralis                                                                                      B] Enterobius vermicularis                                        D] A &C

 

11. The adults and migrating larvae are the pathogenic stages of

A] Ascaris lumbricoides                                               C] Strongyloides stercoralis                                                             B] Enterobius vermicularis                                        D] A &C

 

12. What parasite/s may produce Loeffler’s syndrome to man?

A] Ascaris lumbricoides                                                      C] Gnathostoma spinigerum

B] Enterobius vermicularis                                                         D] Trichuris trichiura

 

13. Stage/s of the parasite that may produce Loeffler’s syndrome to man.

A] Adult                                                                    C] Larva

B] Egg                                                                           D] A & C

 

14. The usual manner of transmission by the parasite is by skin penetration.

A] Ascaris lumbricoides                                               C] Strongyloides stercoralis

B] Necator Americans                                                  D] B & C

 

15. What parasite produces Iron deficiency anemia to man?

A] Ascaris lumbricoides                                               C] Strongyloides stercoralis

B] Necator americanus                                                        D] Trichuris trichiura

 

16. Produces Ground itch to man.

A] Ascaris lumbricoides                                                               C] Necator americanus

B] Enterobius vermicularis                                                         D] Trichuris trichiur

 

17. Associated with Nocturnal Pruritus Ani.

A] Ascaris lumbricoides                                               C] Necator Americans

B] Enterobius vermicularis                                                 D] Trichuris trichiura

 

18. The manner of transmission of the parasite is by ingestion of the embryonated egg.

A] Ascaris lumbricoides                                               C] Trichuris trichiura

B] Strongyloides stercoralis                                         D] A & C

 

19. Graham Scotch tape technique is used for the diagnosis of the infection caused by

A] Ascaris lumbricoides                                               C] Necator Americans

B] Enterobius vermicularis                                                 D] Trichuris trichiura

 

20. What parasite has an egg that is plano-convex and is readily infective after discharged?

A] Ancylostoma duodenal                                                     C] Enterobius vermicularis

B] Ascaris lumbricoides                                               D] Trichuris trichiura

 

21. The parasite has cephalic alae.

A] Ancylostoma caninum                                              C] Necator Americans

B] Enterobius vermicularis                                                 D] Toxocara canis

 

22. Produces group infection.

A] Enterobius vermicularis                                                 C] Toxocara cati

B] Toxocara Canis                                                                       D] B & C

 

23. What parasite sucks and ingests blood?

A] Ancylostoma duodenale                                                  C] Enterobius vermicularis

B] Ascaris lumbricoides                                               D] Trichuris trichiura

 

24. What parasite shows the Tramway sign in the X-ray?

A] Ascaris lumbricoides                                                      C] Necator americanus

B] Enterobius vermicularis                                                         D] Trichuris trichiura

 

25. What parasite whose migrating larvae break the pulmonary capillaries of man?

A] Ancylostoma braziliense                                          C] Enterobius vermicularis

B] Ascaris lumbricoides                                                      D] Trichuris trichiura

 

26. Associated with mosquito.

A] Brugia malayi                                                          C] Wuchereria bancrofti

B] Loa loa                                                                              D] A & C

 

27. Knott’s method is used to demonstrate the microfilariae of

A] Brugia malayi                                                          C] Wuchereria bancrofti

B] Onchocerca volvulus                                          D] A & C

 

28. The usual infective stage of Trematodes to man is the

A] cercariae                                                                           C] metacercariae

B] egg                                                                                          D] miracidium

 

29. The infective stage of the parasite is found in crabs or crayfishes.

A] Clonorchis sinensis                                                 C] Fasciola hepatica

B] Echinostoma ilocanum                                       D] Paragonimus westermani

 

30. What parasite is associated with the neoplasm of the biliary duct or cancer of the liver?

A] Clonorchis sinensis                                                     C] Opisthorchis felineus

B] Fasciola hepatica                                                    D] Paragonimus westermani

 

31. What parasite produces infection that simulates tuberculosis?

A] Clonorchis sinensis                                                 C] Opisthorchis felineus

B] Fasciola hepatic                                                         D] Paragonimus westermani

 

32. The infective stage of what parasite is encysted in aquatic vegetations?

A] Clonorchis sinensis                                                 C] Echinostoma ilocanum

B] Fasciolopsis buski                                            D] Paragonimus westermani

 

33. Snails are both the first and second intermediate hosts of

A] Echinostoma ilocanum                                                   C] Fasciola hepatica

B] Fasciola hepatica                                                    D] Paragonimus westermani

 

34. The eggs of Paragonimus westermani may be demonstrated from the

A] sputum                                                                                    C] urine

B] stool                                                                                        D] A & B

 

35. What stage of the Trematodes swims in the water?

A] Cercariae                                                                        C] Metacercariae                                                                                                     B] Coracidium                                                                                          D] Sporocyst

 

36. What is the infective stage of Schistosoma to man?

A] Cercariae                                                                        C] Metacercariae                                                                                                           B] Embryonated egg                                                                            D] Miracidium

 

37. What is the usual manner of transmission of Schistosoma to man?

A] Arthropod vector                                                         C] Skin penetration of the cercariae

B] Ingestion of the embryonated egg                            D] B & C

 

38. The molluscan host of Schistosoma in the Philippines is

A] Australorbis mystax                                                 C] Coxiella burnetii

B] Biomphalaria Alexandrina                                 D] Oncomelania quadrasi

 

39. What Schistosoma is present in the Philippines?

A] Schistosoma haematobium                                      C] Schistosoma mansoni

B] Schistosoma japonicum                                                  D] Schistosoma mekongi

 

40. Laboratory procedure that makes use of the egg in the test is

A] CFT                                                                     C] COPT

B] CHR                                                                         D] Casoni test

 

41. What Schistosoma produces more severe infection to man?

A] Schistosoma haematobium                                      C] Schistosoma mansoni

B] Schistosoma japonicum                                                  D] Schistosoma mekongi

 

42. What Schistosoma is more resistant to treatment?

A] Schistosoma haematobium                                      C] Schistosoma mansoni

B] Schistosoma japonicum                                                  D] Schistosoma mekongi

 

43. Pipe-stem fibrosis of the liver in Schistosomiasis is due to what stage of the parasite?

A] Adult                                                                   C] Egg                                                                                            B]Cercaria                                                                                                   D] Metacercaria

 

44. Allergic manifestations in Schistosomiasis are due to what stage of the parasite?

A] Adult                                                                               C] Egg                                                                                               B]Cercaria                                                                                                  D] Metacercaria

 

45. Obstructive uropathy is associated with

A] Schistosoma haematobium                               C] Schistosoma mansoni

B] Schistosoma japonicum                                           D] Schistosoma mekongi

 

46. What Schistosoma frequently causes Gynecological Schistosomiasis.

A] Schistosoma haematobium                               C] Schistosoma mansoni

B] Schistosoma japonicum                                           D] Schistosoma mekongi

 

47. The region of growth in Cestodes is the

A] Scolex                                                                                     C] Proglottid

B] Neck                                                                                D] Strobila

 

48. The infective stage of Diphyllobothrium latum to man to produce adult infection is the

A] cysticercoid larva                                                     C] procercoid larva

B] cysticercus larva                                                  D] sparganum larva

 

49. The most common cause of Sparganosis in Asia

A] Diphyllobothrium latum                                                         C] Echinococcus granulosus                                                        B]Dipylidium caninum                                                                         D] Spirometra mansoni

 

50. Bothriocephalus anemia is associated with

A] iron deficiency anemia                                        C] pernicious anemia                                                                                               B] microcytic hypochromic cells                                                                 D] A & B

 

51. Diphyllobothrium latum is associated with

A] cat                                                                              C] fish

B] dog                                                                              D] pig

 

52. Produces Ocular cysticercosis to man.

A] Dipylidium caninum                                                 C] Taenia solium

B] Taenia saginata                                                                      D] B & C

 

53. Produces autoinfection in man.

A] Dipylidium caninum                                                C] Taenia saginata

B] Hymenolepis diminuta                                         D] Taenia solium

 

54. Lateral uterine branches in gravid proglottid are counted for diagnosis of infection caused by

A] Diphyllobothrium latum                                                         C] Hymenolepis nana

B] Dipylidium caninum                                                                 D] Taenia saginata

 

55. Taenia saginata is associated with

A] cat                                                                                           C] dog

B] cattle                                                                               D] pig

 

56. Taeniasis solium is produced after ingestion of the

A] cysticercoid larvae                                             *C] cysticercus cellulosae

B] cysticercus bovis                                                                    D] Taenia egg

57. What parasite is associated with measly pork?

A] Diphyllobothrium latum                                                         C] Taenia saginata

B] Dipylidium caninum                                                                 D] Taenia solium

 

58. What Cestodes does NOT need an intermediate host?

A] Dipylidium caninum                                                C] Hymenolepis diminuta

B] Echinococcus granulosus                                      D] Hymenolepis nana

 

59. The most commonly involved organ in Hydatid Disease is the

A] liver                                                                                C] kidney

B] lungs                                                                         D] brain

 

60. Ultrasound and MRI usually help in the diagnosis of the infection caused by

A] Dipylidium caninum                                                C] Hymenolepis diminuta

B] Echinococcus granulosus                                 D] Hymenolepis nana