Question

Assertion : Cornea is considered as an immunologically privileged site.
Reason : A transplanted cornea is rarely rejected.
A. If both assertion and reason are true and reason is the correct explanation of assertion.
B. If both assertion and reason are true but reason is not the correct explanation of assertion.
C. If assertin is true but reason is false.
D. If both assertion and reason are false.

Answer 1

Correct Answer - A
Some transplanted tissues do not stimulate an immune response. For example, a transplanted cornea is rarely rejected because lymphocytes do not circulate into the anterior chamber of the eye, that’s why this site is considered as immunologically privileged site.