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Infectious Diseases (Medical Entrance)

Description: Infectious Diseases
Number of Questions: 25
Created by:
Tags: Infectious Diseases Diseases Medical Entrance Protozoal Diseases Bacterial Diseases Fungal Disease Health and Diseases Viral Diseases
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Histomoniasis is a protozoan disease of

  1. dogs

  2. birds

  3. humans

  4. pigs


Correct Option: B
Explanation:

Histomoniasis (or histomonosis) is a disease of birds.

Fasciolopsiasis is an infection caused by

  1. nematode

  2. cestode

  3. termatode

  4. acanthocephala


Correct Option: C
Explanation:

Fasciolopsiasis is an infection caused by termatode.

Which of the following is an etiological agent of facial Erysipelas?

  1. Group B beta hemolytic streptococci

  2. Group A beta hemolytic streptococci

  3. Group C beta hemolytic streptococci

  4. Alpha hemolytic streptococci


Correct Option: B
Explanation:

Most facial Erysipelas are attributed to group A streptococci.

Which group of organisms causes ringworm?

  1. Helminths

  2. Fungi

  3. Protozoa

  4. Bacteria


Correct Option: B
Explanation:

Ringworm occurs when a type of fungus called Tinea grows and multiplies on skin.

Tetanus can be categorised as

  1. integumentary infection

  2. transmissive infection

  3. zoonotic infection

  4. intestinal infection


Correct Option: A
Explanation:

It is an integumentary infection.

Which organism causes nodular growth in the auditory canal in AIDS patients?

  1. Microsporodium

  2. Dientamoeba fragilis

  3. Pneumocystis jirovecii

  4. Cyclospora


Correct Option: C
Explanation:

Pneumocystosis is an infection by Pneumocystis jirovecii.

Which of the following is the causative organism of pinworm disease?

  1. Trichuris trichura

  2. Giardiasis intestinalis

  3. Enterobius vermicularis

  4. Echinococcus granulosus


Correct Option: C
Explanation:

Pin-worm disease is caused by Enterobius vermicularis.

Which bacterium causes rabbit fever?

  1. Borrelia recurrentis

  2. Borrelia burgdorferi

  3. Francisella tularensis

  4. Rickettsia typhi


Correct Option: C
Explanation:

Rabbit fever is caused by a gram negative bacilli called Francisella tularensis.

What kind of infection is valley fever?

  1. Bacterial infection

  2. Fungal infection

  3. Viral infection

  4. Protozoan infection


Correct Option: B
Explanation:

Valley fever is a mammalian fungal disease.

Which disease is caused by JC virus in immunocompromised patients?

  1. Kaposi sarcoma

  2. Progressive multifocal leukoencephalopathy

  3. Multicentric castleman disease (MCD)

  4. Bowenoid papulosis


Correct Option: B
Explanation:

JC virus causes progressive multifocal leukoencephalopathy in immunocompromised patients.

Which of the following organisms cause(s) neuro cysticercosis?

  1. Taenia saginata

  2. Taenia solium

  3. Taenia asiatica

  4. Taenia coli


Correct Option: B
Explanation:

Neuro cysticercosis is caused by T. solium. 

Which helminth infestation would a child who is anaemic, very pale or eats dirt probably have?

  1. Roundworm infestation

  2. Tapeworm infestation

  3. Hookworm infestation

  4. Pin-worm infestation


Correct Option: C
Explanation:

Any child who is anaemic, very pale or eats dirt may have hookworm infestation.

Who is the etiological agent of sleeping sickness in humans?

  1. Trypanosoma equiperdum

  2. Trypanosoma gambiense

  3. Trypanosoma cruzi

  4. Trypanosoma evansi


Correct Option: B
Explanation:

Trypanosoma gambiense causes sleeping sickness in humans and nagana in cattle.

Which organism(s) act(s) as a reservoir for west Nile virus?

  1. Mosquitoes

  2. Passerines

  3. Reptiles

  4. Ticks


Correct Option: B
Explanation:

Passerine birds serve as the prime reservoir host of the WNV.

What is white piedra?

  1. Severe reduction in WBC count

  2. Mycosis of hair

  3. White patches on skin

  4. Rice water stools


Correct Option: B
Explanation:

White piedra is mycosis of hair caused by Trichosporon beigelii fungus.

Which stage in life cycle of Toxoplasma gondii is responsible for spread of infection within the host body?

  1. Bradyzoite

  2. Sporozoite

  3. Merozoite

  4. Tachyzoite


Correct Option: D
Explanation:

Tachyzoites are responsible for spread of infection within the host body.

Which disease-causing organism requires Xenopsylla cheopsis (flea) as vector?

  1. Rocky mountain spotted fever (RMSF)

  2. Plague

  3. Lyme disease

  4. Q-fever


Correct Option: B
Explanation:

 Xenopsylla cheopsis feeds on infected rodents and may bite man.

Which organism causes pityriasis versicolor, a chronic infection of skin?

  1. Blastomyces dermatitidis

  2. Philophora verrucosa

  3. Malassezia furfur

  4. Paracoccidiodes brasiliensis


Correct Option: C
Explanation:

Malassezia furfur is the cause of pityriasis versicolor.

Due to which reason are helminths able to survive in their mammalian hosts for many years?

  1. Reproduction

  2. Encapsulation

  3. Nourishment

  4. Immunomodulation


Correct Option: D
Explanation:

Helminths are able to survive in their mammalian hosts for many years due to immunomodulation.

Who invented plague vaccine?

  1. Alexandre Yersin

  2. Robert Koch

  3. Waldemar Haffkine

  4. Ronald Ross


Correct Option: C
Explanation:

Waldemar Haffkine invented plague vaccine in India.

Which brain-eating amoeba causes granulomatous amoebic encephalitis in HIV patients?

  1. Naegleria fowleri

  2. Balamuthia mandrillaris

  3. Naegleria gruberi

  4. Entamoeba histolytica


Correct Option: B
Explanation:

Balamuthia mandrillaris is a free-living amoeba.

Which disease is caused by Burkholderia mallei in humans?

  1. Cat-scratch disease

  2. Glanders

  3. Bolivian haemorrhagic fever

  4. Black piedra


Correct Option: B
Explanation:

In humans, B mallei causes human glanders.

Which group of viruses causes rabies?

  1. Rhinoviruses

  2. Rhabdoviruses

  3. Lentiviruses

  4. Orthomyxoviruses


Correct Option: B
Explanation:

Rhabdoviruses cause rabies disease.

Which disease is transmitted by consumption of beef?

  1. Taenia solium

  2. Taenia saginata

  3. Taenia pisiformis

  4. Taenia coli


Correct Option: B
Explanation:

Taenia saginata is transmitted by consumption of beef.

Which helminthic infection is acquired only through skin in humans?

  1. A. duodenale

  2. N. americanus

  3. A. ceylanicum

  4. A. caninum


Correct Option: B
Explanation:

N. americanus infection is acquired only through skin.

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