T Cells Quiz
Preview:
T or F. T cells require presentation of linear epitope sequences following Ag processing
A. TRUE
B. FALSE
Explain memory cells?
A. for rapid response to re-exposure
B. cell-mediated immunity or humoral response
What do CD4+ helper cells do?
A. regulate both innate and adaptive immunity
B. regulate ONLY innate immunity
C. regulate ONLY adaptive immunity
What antigens are NOT in class II
A. HLA-DR
B. HLA-DP
C. HLA-DQ
D. HLA-DT
What is antigen presentation?
A. antigen fragments, cell peptides or epitope sequences that are loaded onto class I and class II MHC
B. antigen fragments, cell peptides or epitope sequences that are loaded onto ONLY class I MHC
C. antigen fragments, cell peptides or epitope sequences that are loaded onto ONLY class II MHC
What are NOT the first cells in an infectious encounter?
A. dendritic cells
B. T cells
C. macrophages
D. B cells
What is the colour of the sun?
A. white
B. yellow
C. orange
D. big ball light in sky
What is the worst subject?
A. physiology
B. quant skills
C. genes
D. immune & infect
What do CD8+ cells do?
A. migrate to the site of infection and target cells infected with intracellular organisms
B. coordinate immune responses to specific threats
What antigen-specific T cell attaches to class I MHC?
A. CD8+ cytotoxic T lymphocytes
B. CD4+ helper T lymphocytes
What are infected cells?
A. MHC expresses some pathogen peptides
B. LCM expresses some pathogen peptides
C. MHC expresses alot of pathogen peptides
D. MHC expresses all pathgoen peptides
What antigens are NOT present in class I?
A. HLA-A
B. HLA-B
C. HLA-C
D. HLA-DR
When in doubt choose…
A. A
B. B
C. C
D. D
What are normal cells?
A. MHC proteins contain “self peptide”
B. MHC proteins contain “self poptide”
C. HHC protein contain “self peptide”
D. LCM protein contain “self peptide”
What antigen-specific T cell attaches to class II MHC?
A. CD4+ helper T lymphocytes
B. CD8+ cytotoxic T lymphocytes