Immune Surveillance Flashcards
1
Q
What do white blood cells release when damage is detected?
A
Cytokines which attract phagocytes and T cells.
2
Q
How do white blood cells get to tissue?
A
By squeezing through capillaries to get to them.
3
Q
Where do lymphocytes differentiate from?
A
Bone marrow.
4
Q
Where do T - lymphocytes mature?
A
In the thymus.
5
Q
Where do B - lymphocytes mature?
A
In the bone marrow.
6
Q
What does each lymphocyte produce?
A
One type of antigen receptor.
7
Q
How is the immune system able to cover each antigen?
A
There is a huge number of lymphocytes.
8
Q
What happens to lymphocytes with self antigen receptors?
A
They are destroyed.
9
Q
When do lymphocytes clone themselves?
A
When they bind to a non-self antigen.
10
Q
What is an antigen?
A
Any foreign molecule that can elicit an immune response.
