T cell Flashcards
1
Q
What is the function of T lymphocytes?
A
They control the cellular immune response and regulate the activity of B lymphocytes and macrophages
2
Q
A
3
Q
What is the site of origin for T lymphocytes? Where do they mature?
A
They originate in the bone marrow but mature in the thymus
- Remember:*
- T cells mature in the Thymus
4
Q
Name the three types of mature cells into which T cells differentiate
A
Cytotoxic T cells, helper T cells, and suppressor T cells
5
Q
Which major histocompatibility complex and CD molecules are expressed by cytotoxic T cells?
A
Major histocompatibility complex I and CD8
- Memory aid:*
- MHC CD = 8; MHC I CD8 = 8
6
Q
Which major histocompatibility complex and CD molecules are expressed by helper T cells?
A
Major histocompatibility complex II and CD4
- Memory aid:*
- MHC CD = 8; MHC II CD4 = 8
7
Q
T lymphocytes mediate the _____ (cellular/humoral) immune response
A
Cellular
