IS Lec Quiz

Contain surface antigens CD19, CD20, CD22

• T cells

• B cells

• NK cells

• Lymphocytes

This B-cell stage has C-kit receptor

• Pro-B cell

• Pre-B cell

• Immature B cell

• Mature B cell

This cell is located in cortical region of lymph nodes

• T reg cells

• T cells

• B cells

• NK cells

This type of T cell interact with antigen along with MHC class II proteins

• CD4+

• CD8+

• CD16+

• Treg

This T helper cell subset helps B cells produce antibodies against extracellular pathogens

• Th1

• Th2

• Treg

• NK cell

Contains surface antigens CD2, CD3, CD4, CD7, and CD8

• T cells

• B cells

• NK cells

• Lymphocytes

Sheep RBC will attach to what antigen?

• CD2

• CD3

• CD19

• CD22

60-80% of circulating lymphocytes

• T cells

• B cells

• NK cells

• T reg cells

THYMOCYTES EXPRESS BOTH CD4 & CD8 Ags

• Double-positive stage

• Double-negative stage

• Single-positive stage

• Single-negative stage

This B-cell stage express surrogate light chains

• Pro-B cell

• Pre-B cell

• Immature B cell

• Mature B cell