20. Adaptive Immunity
Immune Tolerance
20. Adaptive Immunity
Immune Tolerance
1
concept
Immune Tolerance
3m
Play a video:
Was this helpful?
2
concept
Football Analogy for Immune Tolerance
3m
Play a video:
Was this helpful?
3
concept
Central vs. Peripheral Tolerance
11m
Play a video:
Was this helpful?
4
Problem
ProblemThe most important function of peripheral tolerance is to:
A
Eliminate mature B & T lymphocytes that bypassed central tolerance from reacting to self-cells.
B
Eliminate inactive B & T lymphocytes from peripheral blood.
C
Eliminate self-reacting B & T lymphocytes before they enter central tolerance.
D
Eliminate mature B & T lymphocytes from the bone marrow.
5
Problem
ProblemWhere do T cells undergo central tolerance selection?
A
Bone marrow.
B
Pancreas.
C
Thymus.
D
Liver.
E
Brain.
6
Problem
ProblemWhat is immunological tolerance?
A
The ability of the immune system to remove lymphocytes that recognize and attack foreign antigens.
B
The ability of the immune system to differentiate between self and non-self antigens.
C
The ability of the immune system to create antibodies that most effectively bind foreign antigens.
D
The ability of the immune system to tolerate a certain amount of pathogens before triggering an immune response.
7
Problem
ProblemWhich of the following is NOT a consequence of the immune system lacking an immune tolerance?
A
The immune system cells will only recognize and attack foreign antigens.
B
The immune system cells will recognize and attack foreign and self-antigens.
C
The immune system will attack self-cells causing autoimmune diseases.
D
The immune system will not remove T and B lymphocytes that bind to self-antigens.