Question 1

Lymphatic filariasis is caused by:*

A. Wuchereria bancrofti

B. Loa loa

C. Dracunculus medinensis

D. Onchocerca volvulus

Question 2

Elephantiasis occurs due to:*

A. Fibrosis and obstruction of lymphatic vessels

B. Venous thrombosis

C. Bacterial invasion

D. Vitamin deficiency

Question 3

Control of filariasis is mainly by:*

A. Vector control & mass drug administration

B. Vaccination

C. Safe water

D. None

Question 4

Which is a common complication of filariasis?*

A. Hydrocele

B. Blindness

C. Hepatitis

D. Diarrhea

Question 5

The vector for filariasis is:*

A. Tsetse fly

B. Mosquito (Culex, Anopheles, Aedes)

C. Sandfly

D. Blackfly

Question 6

The drug of choice for filariasis is:*

A. Diethylcarbamazine (DEC)

B. Ivermectin

C. Praziquantel

D. Albendazole only

Question 7

Diagnosis of filariasis is made by:*

A. Blood smear (microfilariae)

B. Urine exam

C. Stool exam

D. Chest X-ray

Question 8

Microfilariae of Wuchereria bancrofti are typically found in:*

A. Day blood samples

B. Night blood samples (nocturnal periodicity)

C. Urine

D. CSF

Question 9

The hallmark chronic manifestation of filariasis is:*

A. Elephantiasis (lymphedema of limbs/genitals)

B. Rash

C. Jaundice

D. Bloody diarrhea

Question 10

The adult filarial worms live in:*

A. Blood vessels

B. Lymphatic vessels

C. Intestine

D. Liver

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