Why don't corneal transplants (in the eye) provoke an immune response?
A) corneas are not cellular structures
B) corneal cells secrete a chemical to trigger apoptosis in attacking lymphocytes
C) lymphocytes recognize all corneas as "self"
D) there are no lymphocytes in the eye
E) corneal cells resemble lymphocytes
Correct Answer:
Verified
Q41: Genetically programmed cell death is known as
A)
Q42: Which antibody makes up about 80% of
Q43: What stimulates activation of B and T
Q44: Which is the main antibody in secretions
Q45: To help prevent rejection of a transplanted
Q47: Which antibody is involved in allergic reaction?
A)
Q48: The infinite variety of antibodies that can
Q49: Plasma cells come from
A) T cells.
B) dendritic
Q50: Which is the first antibody secreted during
Q51: Natural Killer cells are
A) neutrophils.
B) macrophages.
C) present
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