Tag: antibody production and vaccination

Questions Related to antibody production and vaccination

Which of the following step is not a part of hypersensitivity type IV reaction?

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Sensitization

  2. Antigen presentation

  3. Phagocytosis

  4. All of the above

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Correct Option: D

Hypersensitivity type IV reaction does not involve 

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Phagocytosis.

  2. Antibodies.

  3. Lymphokines.

  4. None of the above.

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Correct Option: B

Which of the following is released by T cell to activate lymphocytes and phagocytic cells?

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Cytokines

  2. Antibodies

  3. Histamine

  4. None of the above

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Correct Option: A
Explanation:

The T helper cells also known as CD$ _4^+$ release cytokines and trigger the activity of other immune cells.

So, the correct answer is 'Cytokines'

Which of the following cell first move to the site in type Iv hypersensitivity reaction?

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. T helper

  2. T killer cell

  3. Monocytes

  4. None of the above

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Correct Option: A

The skin prick test generally test the allergy by 

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Skin response

  2. Inflammatory reaction

  3. Composition of blood

  4. None of these

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Correct Option: B

Which one is allergic disease?

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Bronchitis

  2. Bronchial asthma

  3. Emphysema

  4. Pneumonia

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Correct Option: B

The skin prick test is used to diagnose

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Allergy

  2. Skin response

  3. Skin texture

  4. None of these

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Correct Option: A

Which of the following statement can be related to anaphylaxis?

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. It is also known as a systemic allergic response.

  2. It affects the whole body.

  3. It causes abdominal pain, nausea and vomiting.

  4. All of the above

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Correct Option: D

Anaphylactic shock is 

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Mild local reaction to an allergen

  2. Severe local reaction

  3. Mild general reaction to an allergen

  4. Severe reaction of the whole body

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Correct Option: D
Explanation:

Anaphylaxis, also known as anaphylactic shock is a serious allergic reaction that is rapid in onset and may cause death. It typically causes an itchy rash, throat or tongue swelling, shortness of breath, vomiting, lightheadedness, and low blood pressure. Common causes include insect bites and stings, foods, and medications.  The mechanism involves the release of mediators from certain types of white blood cells triggered by either immunologic or non-immunologic mechanisms.

So, the correct answer is 'Severe reaction of the whole body'.

The chemicals which can subdue the inflammatory reaction in the skin prick test is

zoology allergy immunity related disorders and problems antibody production and vaccination biotechnology

  1. Histamine

  2. Melanin

  3. Haemoglobin

  4. None of the above

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Correct Option: A
Explanation:

Histamine causes a skin response. If you dont react to histamine, your allergy skin test may not reveal the allergy.