Question

Which is an auto immune disease?

• A. Cancer
• B. Asthma
• C. Erythroblastosis foetalis
• D. Rheumatoid arthritis

Answer 1

The correct option is D

Rheumatoid arthritis

The correct option is D.

Explanation of correct option:

1. Rheumatoid arthritis is a condition in which the body's cells attack the healthy cells causing inflammation.
2. As body cells attack their own cells, this process is called an autoimmune reaction.

Explanation of incorrect options:

Option A:

1. Cancer is a physiological condition of the body that is caused by uncontrolled cell division that spread to nearby organs and tissues of the body.
2. This is not an autoimmune disease, as the body's cells are not attacking its own cells.

Option B:

1. Asthma is a condition of the body where the airways of the lungs are narrowed due to the secretion of extra mucous that is preventing the air to pass through the lungs.

Option C:

1. Erythroblastosis fetalis is a serious medical disorder that is caused by a blood type incompatibility between a mother's blood and the fetus.
2. This is not an autoimmune disorder.

Final answer: Rheumatoid arthritis is an autoimmune disease.