What do you called the activation of T lymphocytes that are not specific for an infectious pathogen at the same time with infection?

What will happen if self reactive T cell is repeatedly activated in peripheral tissue?

What happen when B cell in bone marrow recognizes self antigen?

Mention 2 immunologically privileged sites!

A pathogen has antigen that looks like self antigen, thus, immune response elicited against pathogen also reacts against self antigen. What do you called this phenomenon?

What can you catch but not throw?

Take away my skin and I will not cry, but you will. What am I?

Beside apoptosis, what can happen to a self reactive T cell in the thymus?

I always come but never arrive. What am I?

A man who was outside in the rain without an umbrella or any other covering didn't get a single hair on his head wet. Why?

What belongs only to you, and yet is used more by others than by yourself?

What will happen if self reactive T cell recognizes self antigen without the presence of co-stimulatory molecules?

I have keys without keylock. I have space without room. You can enter but cannot go outside.