Correct Answer: Option ®

Question54:-A patient whose major source of protein is smoked and cooked fish develops what appears to be pernicious anemia. Which parasite is noted for causing a look-alike
vitamin B-12 anemia in certain genetically predisposed infected individuals?

‘AcEchinococeus granulosus
B:-Diphyllobothrium latum
C-Hymenolepis nana
D:-Dipylidium caninum
Correct Answer:- Option ®

Question55:-Trypanosoma cruzi initially penetrates through the mucous membranes on the skin and then multiplies in a lesion known as a chagoma. In the chronic stage of the
disease, the main lesions are often observed in the

‘AcSpleen and pancreas
B:-Heart and digestive tract,
Cotiver and spleen
D-Digestive tract and respiratory tract
Correct Answer:- Option ®
QuestionS6:-A patient who recently retumed from camping in forest presents with malabsorption diarthea. How does the most likely agent cause the diarrhea?
‘AsCovinfection with bacteria
B:-Enterotoxin production
C=-Suetion disk attachment
D-Tissue invasion leading to an inflammatory response and prostaglandin production
Correct Answer:- Option-C

Question57:-A 42-year-old pt with AIDS presents with chronic, intractable, debilitating diarthea. He says it began not long after returning from a camping trip. He admits to drinking
water from a stream without using a filter or boiling it. At the lab, GSA (Giardia Stool Antigen) test which comes back negative. What is his likely diagnosis?

AcAmebiasis

B:-Giardiasis

C=Cryptosporidium parvum

Plasmodium falciparum

Correct Answer:- Option-C
QuestionS8:-A 9-year-old git who appears listless and inattentive, although hearing and visual testing has been within normal limits. The physician finds the child thin, with the
“potbelly" of malnutrition, and orders a faecal exam and CBC. The CBC reveals a microcytic, hypochromic anemia, and the faecal exam detects brown, oval nematode eggs
approximately 65 microns in size, too numerous to count. What was the most likely means by which this child was infected?

‘AcIngestion of cysts in muscle

Bs-Ingestion of ova

CzIngestion of larvae

Skin penetration by larvae

Correct Answer:- Option ®

Question59:-A renal transplant patient was admitted for graft rejection and pneumonia, A routine evaluation of his stool showed rhabditiform larvae. Subsequent follow-up revealed
similar worms in his sputum. He had no easinophls in his peripheral circulation, The most likely organism is

AcNecator
B:-Hymenolepsis
ടട
D:-Strongyloides
Correct Answer:- Option-D
‘Question60:-Amoebae that are parasitic in humans are found in the intestinal tract. Which one of the following statements best describes these intestinal amoebae?
‘AcThey are usually nonpathogenic
B:-They can cause peritonitis and liver abscesses
C-They are usually transmitted as trophozoites
De-Infection with Entamoeba histolytica is limited to the intestinal tract
Correct Answer:- Option-é
Question61::Which of the following statements best describes Microsporidia?
‘AcThere is one genus of Microsporidia
B:-Microsporidia have been detected only in patients with AIDS

(C:-Microsporidia are too small to be observed in stool specimens even with the use of special stains