Immuno Flashcards
which interleukin induces fever by macrophages?
IL-1
Which interleukin activates NK and cytotoxic T cells?
Il-2
Which interleukin tells B cells to make antibodies?
IL – 4
Which interleukin increases hepatic acute phase proteins
IL-6
Which interleukin induces PMNs to chemotaxis and angiogenesis?
IL-8
Which interleukin down regulates the immune system?
IL-10
Which immunoglobulin crosses the placenta
IgG
Which is the most common immunoglobulin?
IgG
Which immunoglobulin is found in breastmilk and mucosa?
IgA
Which immunoglobulin causes hypersensitivity reactions by mast cells?
IgE
Which is the largest immunoglobulin?
IgM
Which immunoglobulin cannot cross barriers to its size?
IgM
Which immunoglobulin causes ABO compatibility?
IgM
In which hypersensitivity reaction is anaphylaxis?
1- IgE binds to mast cells
Which hypersensitivity reaction is cell mediated?
Type II- antibody formation
Which hypersensitivity reaction is serum sickness, or lupus?
III-immune complexes
Which hypersensitivity reaction is delayed such as in a TB test?
IV- also seen in organ rejection
What is the first cell to arrive in wound healing?
Platelets
When do neutrophils begin to arrive and wound healing?
48 hours
When do macrophages begin to arrive in wound healing?
3 to 4 days
Name the three stages of wound healing
Inflammation, proliferation, maturation
What is the most important cell for wound contraction?
Myofibroblasts
How do you steroids prevent wound healing?
By inhibiting macrophages
