Human Health And Disease Question 93
Question: Read the assertion and reason carefully to mark the correct option out of the options given below:
Myasthenia gravis is an autoimmune disease. Reason : Immune system rejects the transplanted muscle.
Options:
A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
Show Answer
Answer:
Correct Answer: C
Solution:
Autoimmunity is a type of disorder when the immune system of an individual starts attacking its own body cells or self.
This leads to a variety of diseases called autoimmune diseases.
If the self antigens are muscle cells, then immune system destroys own muscle cells and causes myasthenia gravis characterized by severe weakness.
BETA
