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Diseases

Description: improve knowledge about diseases
Number of Questions: 25
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Tags: biology test Infectious Diseases Infectious and Non Infectious Diseases Protozoal Diseases Health and Diseases AID and Cancer -- Causes and Control AIDS Cancer
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Sarcoma is cancer of

  1. epithelial cells

  2. mesodermal cells

  3. blood cells

  4. polycythemia


Correct Option: B
Explanation:

This includes cancer of bones, cartilages, tendons, adipose and tissues, etc.

HIV mainly attacks

  1. B-cells

  2. cytotoxic T-cells

  3. stem cells

  4. helper T-cells


Correct Option: D
Explanation:

HIV enters helper T-cells and replicates inside to produce more virus.

Filariasis is caused by

  1. culex mosquito

  2. Ascaris lumbricoids

  3. Taenia solium

  4. Wuchereria bancrofti


Correct Option: D
Explanation:

The microfilarae larva of this helminth causes filaria.

Directions: The following question has four choices out of which ONLY ONE is correct.

Which of the following diseases is caused by heliminth?

  1. Filariasis

  2. Malaria

  3. Giardiasis

  4. Mumps


Correct Option: A
Explanation:

It is caused by Wuchereria bancrofti . It is commonly known as elephantiasis due to swelling of legs, scrotum, etc.

The intermediate host of Trypanosoma is

  1. sand fly

  2. tse-tse fly

  3. aedes aegyptis

  4. anopheles mosquito


Correct Option: B
Explanation:

It is a blood sucking parasite.

Which of the following diseases is caused by a protozoan?

  1. Diptheria

  2. Cholera

  3. Trypanosomiasis

  4. Whooping cough


Correct Option: C
Explanation:

It is a protozoan disease which is caused by Trypanosoma gambiense.

Which of the following diseases is caused by Entamoeba histolytica?

  1. Giardiasis

  2. Trypanosomiasis

  3. Cholera

  4. Amoebiasis


Correct Option: D
Explanation:

it is caused by Entamoeba histolytica which lives in the intestine of human beings.

The primary host of Taenia solium is:

  1. Pig

  2. Human

  3. Female Anopheles mosquito

  4. Aedes mosquito


Correct Option: B
Explanation:

It is the primary host of Taenia solium .It is a parasite in the small intestine

What does Balantidium coli cause?

  1. Trypanosomiasis

  2. Cholera

  3. Ciliary dysentry

  4. Amoebiasis


Correct Option: C
Explanation:

It is present in human intestine and feeds on RBCs, tissue fragments undigested food and bacteria.

Which of the following organisms is the secondary host of malarial parasite?

  1. Pig

  2. Dog

  3. Human

  4. Anopheles


Correct Option: C
Explanation:

Asexual phase of malarial parasite occurs in man and  it is considered  the second host.

Drug used for killing microfilariae is:

  1. Diethyl carbamazine

  2. Comoquin

  3. Antiphen

  4. Alcopar


Correct Option: A
Explanation:

This drug is used for killing microfilariae.

Which is the most common species of Plasmodium in india ?

  1. P. vivax

  2. P. falciparum

  3. P. malariae

  4. P. ovale


Correct Option: A
Explanation:

It is the most common species in India and causes benign tertian malaria.

Which of the following scientists discovered that malaria was caused by protozoa?

  1. Lancisi

  2. Laveran

  3. Golgi

  4. Sir Ronald Ross


Correct Option: B
Explanation:

Laveran had discovered that the malaria was caused by protozoan.

Which of the following is not a characteristic of malignant tumor?

  1. It remains confined to the site of infection.

  2. It spreads to other parts of the body.

  3. It grows very slowly initially.

  4. It enters into blood and lymph.


Correct Option: A
Explanation:

It is a characteristic of benign tumor.

Which of the following drugs is not used for curing malaria?

  1. Quinine

  2. Comoprima

  3. Comoquin

  4. Citrizin


Correct Option: D
Explanation:

It is used for curing high fever.

Which immunoglobulin can cross placenta?

  1. IgA

  2. IgE

  3. IgG

  4. IgM


Correct Option: C
Explanation:

It can cross placenta and provides natural passive immunity in foetus and new born babies.

Which disease is caused by the Pin worm?

  1. Ancyclostomiasis

  2. Dracunculiasis

  3. Trichinosis

  4. Enterobiasis


Correct Option: D
Explanation:

It is found in human caecum, colon or vermiform appendix.

The largest immunoglobulin is:

  1. IgA

  2. IgG

  3. IgM

  4. IgE


Correct Option: C
Explanation:

It is the largest Ig. It is a macroglobulin which is atleast five times larger than Ig G.

Melanoma is cancer of :

  1. Epithelial cells

  2. Melanocytes

  3. Hematopoietic cells

  4. Bones and cartilages


Correct Option: B
Explanation:

It is a cancerous growth of melanocytes.

Major Ig present in clostrum, saliva and tears is :

  1. IgA

  2. IgE

  3. IgG

  4. IgM


Correct Option: A
Explanation:

This  is present in clostrum, tears and saliva.

The symptoms of Rheumatoid arthritis involve

  1. Inflammation in synovial membrane in synovial joints

  2. Affects only the cartilage at synovial joints

  3. Accumulation of uric acid crystals

  4. Swelling of bones on synovial membrane


Correct Option: A
Explanation:

The membrane which is source of synovial fluid becomes inflammed .It produces large quantity of  fluid.

Which Ig acts as mediator in allergic responses?

  1. IgE

  2. IgM

  3. IgA

  4. IgG


Correct Option: A
Explanation:

It acts as a  mediator in  type 1 hypersenstivity.

What is Marijuana?

  1. Narcotic drugs

  2. Hallucinogen drugs

  3. Stimulant drugs

  4. Analgesic drugs


Correct Option: B
Explanation:

These drugs alter thought and mood.

Praunitz and Kustner are related to reaction of

  1. IgA

  2. IgG

  3. IgM

  4. IgE


Correct Option: D
Explanation:

Prausnitz & Kustner demonstrated transmission of IgE-mediated type 1 hypersenstivity by injecting serum containing IgE antibodies from allergic person into the skin of normal & non allergic person.it is called PK reaction

What is Hodgkin's disease ?

  1. Cancer of mammary glands

  2. Cancer of bones

  3. Cancer of lymphoid tissues

  4. Cancer of connective tissues


Correct Option: C
Explanation:

There is chronic enlargment  of lymphocytes by lymph nodes and spleen.

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