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Parasitology & Tropical Medicine M686

Total questions: 17

Worksheet time: 9mins

Name
Class
Date
1.

Amoebic liver abscess

a)

should be treated by diloxanide furoate alone

b)

should be aspirated routinely

c)

is associated with eosinophilia

d)

usually affects the right lobe of the liver

2.

In lepromatous leprosy

a)

neuropathy occurs before skin lesions

b)

skin lesions are typically anaesthetic

c)

skin lesions are typically symmetrical

d)

the lepromin test is positive

3.

African Trypanosomiasis is also known as

a)

Kala Azar

b)

Tropical pulmonary eosinophilia (TPE)

c)

African Sleeping Sickness

d)

Hay Fever

4.

Taenia solium is passed from the secondary host to humans by

a)

Wading in snail-infected streams

b)

Eating undercooked pork

c)

Drinking feces-contaminated water

d)

Eating undercooked beef

5.

What is mostly likely diagnosis for Enterobius Vermicularis?

a)

Blood Test

b)

Stool test

c)

Scotch Test

d)

Starch Test

6.

Each of the following statements concerning hookworm infection is correct except

a)

Hookworm infection can cause pneumonia

b)

Hookworm infection is acquired by humans when filariform larvae penetrate the skin

c)

Hookworm infection is caused by Necator americanus

d)

Hookworm infection can be diagnosed by finding the trophozoite in the stool

7.

In malaria, the form of plasmodia that is transmitted from mosquito to human is the

a)

Sporozoite

b)

Gametocyte

c)

Merozoite

d)

Hypnozoite

8.

What type of worm is Ascaris ?

a)

Flatworm (Helminthis)

b)

Roundworm (Nematoda)

c)

Segmented worm (Analida)

d)

Tapeworm (Cestode)

9.

Malaria infection resulting in fevers that occur every 48 hours (tertian fever) is caused by the species Plasmodium ________________.

a)

Vivax

b)

Falciparum

c)

Ovale

d)

Both (A) and (C)

10.

The Plasmodium species associated with dormant hypnozoites in the liver are ____________

a)

Vivax

b)

Falciparum

c)

Ovale

d)

Both (A) and (B)

11.

The antiplasmodial drug ___________ is added to chloroquine therapy in Plasmodium vivax/ovale infection to eliminate hypnozoites.

a)

Albandazol

b)

Priqutene

c)

Primaquine

d)

Acitominophine

12.

______________is an antiplasmodial drug used as initial treatment for sensitive species of malaria, and acts by blocking Plasmodium heme polymerase.

a)

Chloroquine

b)

Mechloronol

c)

Sulfizids

d)

Albendazol

13.

A 24-year-old man is brought to the emergency room because he fainted 20 minutes ago in a nearby pharmacy. He recently returned home from a two-week mission trip to western Africa during which he was outside most of the day building new homes. His temperature is 39.2°C (102.5°F), pulse is 115/min, respirations are 18/min, and blood pressure is 92/64 mm Hg. Physical examination shows that he is unresponsive to verbal and painful stimuli. His skin appears to have a yellowish color and he exhibits Kussmaul breathing. Complete blood count is significant for thrombocytopenia and severe anemia. A blood smear is done to confirm the diagnosis. Which of the following parasites is most likely the responsible agent?

a)

P. Falciparum

b)

P. Vivax

c)

P. Ovale

d)

P. Malariae

14.

A 24-year-old Caucasian man comes to the emergency department complaining of recurrent fevers, headaches, and malaise. His medical history is relevant to a recent trip to Africa. He mentions that he needs to change clothes at night because he sweats profusely and wakes up the next day feeling extremely fatigued. While performing the physical exam, the patient progresses to develop a tonic-clonic seizure and is rushed to the intensive care unit. His temperature is 40.1°C (104.1°F), pulse is 130/min, respirations are 20/min, blood pressure is 70/50 mmHg. While sedated, a fundoscopic eye exam shows perimacular whitening and pale-centered retinal hemorrhages. Which of the following plasmodium species is most likely responsible for this patient's symptoms?

a)

Plasmodium Falciparum

b)

Plasmodium Ovale

c)

Plasmodium Malariae

d)

Plasmodium Vivax

15.

_____________ is the most common heart condition seen in Chagas disease

a)

Dilated Cardiomyopathy

b)

MI

c)

Pulmonary Edema

d)

Cardiomegaly

16.

A 52-year-old man comes to the public health clinic because of shortness of breath, fatigue, and swelling of both of his legs for the past 2 weeks. He recently immigrated from Bolivia to live with his daughter and her husband. He has not yet found work and is financially stressed. Physical examination of the patient shows bilateral peripheral edema, a distended abdomen, and hepatomegaly. Cardiac ultrasound shows dilatation and hypertrophy of all four chambers. Myocardial biopsy shows inflammation with eosinophilic infiltrate. Which of the following is the most likely cause of the patient's condition?

a)

Coccidioides immitis

b)

Naegleria fowleri

c)

Streptococcus viridans

d)

Trypanosoma cruzi

17.

Ascaris lumbricoides

is transmitted via

a)

Skin

b)

Respiratory Route

c)

Sexual Route

d)

Fecal Oral Route