PART 2.3

Question 1

Which virus is associated with venereal and respiratory tract warts and produces lesions of the skin and mucous membranes?

A. Polyomavirus
B. Poxvirus
C. Adenovirus
D. Papillomavirus

Answer 1

D. Papillomavirus

Question 2

Which technique is most widely used for the confirmation of infection with human immunodeficiency virus (HIV)?

A. Western blot assay
B. ELISA
C. Complement fixation
D. Polymerase chain reaction

Answer 2

A. Western blot assay

Question 3

The infective stage is the sheathed filariform larva:

A. Ancylostoma duodenale
B. Strongyloides stercoralis
C. Both
D. Neither

Answer 3

A. Ancylostoma duodenale

Question 4

All of the following larva migrate through the lungs except one:

A. Ascaris
B. Hookworm
C. Pinworm
D. Stongyloides

Answer 4

C. Pinworm

Question 5

Habitat of the adult Trichinella spiralis:

A. Small intestines
B. Skeletal muscles
C. Blood
D. CSF

Answer 5

A. Small intestines

Question 6

The adult female is characterized by having a barber’s pole appearance due to the looping of the whitish uterus around the reddish digestive tract:

A. Dracunculus medinensis
B. Strongyloides stercoralis
C. Angiostrongylus cantonensis
D. Necator americanus

Answer 6

C. Angiostrongylus cantonensis

Question 7

Visceral larva migrans is associated with this organism:

A. Ancylostoma duodenale
B. Toxocara canis
C. Dracunculus medinensis
D. Onchocerca volvulus

Answer 7

B. Toxocara canis

Question 8

Nematode parasite thought to have been the “fiery serpent” of the ancient Israelites. This parasite, which has various species of Cyclops as its intermediate host, is:

A. Dicrocoelium dendrticum
B. Dipetalonema perstans
C. Diphyllobothrium latum
D. Dracunculus medinensis

Answer 8

D. Dracunculus medinensis

Question 9

A dog parasite that almost never develops to an adult in humans has been found in some persons as a cause of a subcutaneous nodule or a solitary peripheral nodule in the lung. This nematode is:

A. Ancylostoma braziliense
B. Dirofilaria immitis
C. Dipylidium caninum
D. Echinococcus granulosus

Answer 9

B. Dirofilaria immitis

Question 10

Microcytic anemia is associated with this parasite:

A. Trichinella spiralis
B. Diphyllobothrium latum
C. Ancylostoma duodenale
D. Heterophyes heterophyes

Answer 10

C. Ancylostoma duodenale

Question 11

Suitable specimen for the identification of microfilaria:
A.	Urine	
B.	Feces	
C.	Blood	
D.	Sputum

Answer 11

C. Blood

Question 12

Which of the following microfilariae is unsheathed?
A. Wuchereria bancrofti
B. Onchocerca volvulus
C. Loa loa
D. Brugia malayi

Answer 12

B. Onchocerca volvulus

Question 13

Eye worm producing fugitive swelling or Calabar swelling:

A. Loa loa
B. Onchocerca volvulus
C. Dipetalonema perstans
D. Mansonella ozzardi

Answer 13

A. Loa loa

Question 14

Rhabditiform larva with purposeless motion and short buccal cavity:

A. Hookworm
B. Strongyloides
C. Both of these
D. None of these

Answer 14

B. Strongyloides

Question 15

Operculated ovum containing a miracidium and can appear in sputum, often accompanied by blood and Charcot-Leyden crysrtals:

A. Fasciola hepatica
B. Paragonimus westermani
C. Schistosoma mansoni
D. Dipylidium caninum

Answer 15

B. Paragonimus westermani

Question 16

Eggs of this fluke are small and shaped like an old-fashioned electric light bulb:

A. Clonorchis sinensis
B. Fasciola lanceolata
C. Fasciolopsis buski
D. Echinostoma ilocanum

Answer 16

A. Clonorchis sinensis

Question 17

A soil and water amoeba isolated from cases of meningoencephalitis:

A. Naegleria
B. Dientamoeba fragilis
C. Isospora belli
D. AOTA

Answer 17

A. Naegleria

Question 18

This is diagnostic of Entamoeba histolytica if present in the amoebic trophozoite:

A. Pus cells
B. Nuclei
C. Red cells
D. Macrophage

Answer 18

C. Red cells

Question 19

The string test (Entero-Test) for obtaining a small specimen of duodenal contents for parasitic infection would be most appropriate for:

A. Giardia lamblia
B. Chilomastix mesnili
C. Endolimax nana
D. Entamoeba histolytica

Answer 19

A. Giardia lamblia

Question 20

Largest and the most robust Trichomonas sp.:

A. Trichomonas hominis
B. Trichomonas vaginalis
C. TrIchomonas tenax
D. NOTA

Answer 20

B. Trichomonas vaginalis

Question 21

Mature and gravid proglottids are typically shaped like melon seeds:

A. Hymenolepis nana
B. Hymenolepis diminuta
C. Taenia saginata
D. Dipylidium caninum

Answer 21

D. Dipylidium caninum

Question 22

Cysticercosis is caused by the disseminated larva of:

A. Hymenolepis nana
B. Necator americanus
C. Echinococcus granulosus
D. Taenia solium

Answer 22

D. Taenia solium

Question 23

Almond-shaped scolex with two lateral grooves:

A. Taenia saginata
B. Taenia solium
C. Hymenolepis diminuta
D. Diphyllobothrium latum

Answer 23

D. Diphyllobothrium latum

Question 24

Chagas’ disease is caused by:

A. Leishmania braziliensis
B. Trypanosoma brucei rhodesiense
C. Trypanosoma cruzi
D. Leishmania tropica

Answer 24

C. Trypanosoma cruzi

Question 25

Xenodiagnosis is usually performed for the diagnosis of:

A. Trypanosoma cruzi
B. Schistosoma japonicum
C. Leishmania donovani
D. Leishmania gambiense

Answer 25

A. Trypanosoma cruzi

Question 26

Asexual development and multiplication of malarial parasites:

A. Sporogony
B. Schizogony
C. Both
D. Neither

Answer 26

B. Schizogony

Question 27

Asexual life cycle of malaria parasite occur in:

A. Man
B. Anopheles mosquito
C. Flies
D. Ticks

Answer 27

A. Man

Question 28

Stage predominantly seen in the smear is the band form of the developing trophozoite:

A. Plasmodium falciparum
B. Plasmodium ovale
C. Plasmodium malariae
D. Plasmodium vivax

Answer 28

C. Plasmodium malariae

Question 29

Causes blackwater fever:

A. P. vivax
B. P. malariae
C. P. ovale
D. P. falciparum

Answer 29

D. P. falciparum

Question 30

Plasmodium sp which has an affinity for mature or older red blood cells:

A. P. vivax
B. P. malariae
C. P. ovale
D. P. falciparum

Answer 30

B. P. malariae