Some individuals start sneezing when the pollen content is high in the air. Primarily which Ig isotype will these individuals produce as an immune response?
1. IgE
2. IgA
3. IgM
4. IgG1
Subtopic:  Allergies & Autoimmunity |
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Level 1: 80%+
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What are autoimmune disorders?
1. Conditions in which the immune system attacks the body's own cells.
2. Disorders where the body fails to recognize pathogens.
3. Diseases caused by overproduction of antibodies.
4. Illnesses resulting from underactive immune responses.
Subtopic:  Allergies & Autoimmunity |
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Level 1: 80%+
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A disease that can be caused by the loss of the ability of the adaptive immunity to differentiate between self and non-self will be:
1. Tuberculosis 2. Covid-19
3. Bronchial asthma 4. Rheumatoid arthritis
Subtopic:  Allergies & Autoimmunity |
 95%
Level 1: 80%+
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Histamine is secreted by
1. mast cells
2. Kupffer’s cells
3. oxyntic cells
4. neutrophills
Subtopic:  Allergies & Autoimmunity |
 95%
Level 1: 80%+
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Use of anti-histamines and steroids gives quick relief from:
1. Allergy
2. Nausea
3. Cough
4. Headache

Subtopic:  Allergies & Autoimmunity |
 94%
Level 1: 80%+
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Which of the following diseases is an example of autoimmunity?
1. Rheumatoid arthritis 2. Bronchial asthma
3. Tuberculosis 4. Influenza
Subtopic:  Allergies & Autoimmunity |
 94%
Level 1: 80%+
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Identify a disease that is caused by an abnormality where the ability of the acquired immune system to distinguish between self and non-self is compromised:
1. Creutzfeldt Jakob Disease 2. Rheumatoid arthritis
3. Oculo-cutaneous albinism 4. Diabetes insipidus
Subtopic:  Allergies & Autoimmunity |
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Level 1: 80%+
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Allergic reactions in humans are best described as:
1. Primary immune responses caused by the proliferation of memory T cells against common pathogens.
2. Genetically transmitted inability to produce antibodies against environmental antigens.
3. Over-sensitised immune responses in which IgE-mediated release of histamine and other chemicals from mast cells produces inflammatory symptoms.
4. Cell-mediated immune suppression due to deficiency of helper T cells leading to opportunistic infections.
Subtopic:  Allergies & Autoimmunity |
 93%
Level 1: 80%+
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The use of anti-histamine, adrenaline and steroids quickly reduce the symptoms of

(1) Fungal diseases

(2) Viral diseases

(3) Allergy

(4) Helminthic diseases

Subtopic:  Allergies & Autoimmunity |
 93%
Level 1: 80%+
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Consider the given two statements:
Assertion (A): Autoimmune diseases occur when the body’s immune system attacks its own cells.
Reason (R): Autoimmune diseases are caused by the failure of immune cells where they recognize self-antigens as foreign, leading to an inappropriate immune response.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.
Subtopic:  Allergies & Autoimmunity |
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Level 1: 80%+
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