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Bio 203 immune
Immune System
Question | Answer |
---|---|
IgM | first responder in any infection pentamer, so huge it doesn't cross placenta |
IgG | second responder, and they do cross placenta. |
IgA | secretory antibodies cuz its found in saliva, breast milk, mucous membranes |
IgE | attached to mast cells that produce histamine during allergies (also eosinophil prescence) |
IgD | sits upon the B cell and is an antigen receptor |
IgG and IgA can confer immunity onto | fetus or nursing newborn |
HIV attacks which immune cell | T-helper is attacked |
Where are we most likely to find lymphocytes? | in lymphatic tissue is where these cells are found |
lymph nodes packed full of these 3 cells | T, B, macrophages |
Hodgin's - hard mass | cancer that has migrated into lymph nodes |
Which cell most effective against cancer | T-cytotoxic recognizes cancer Ag |
Inflammation key chemicals (4) | *histamine *kinins *leukotrienes, *interleukins, *prostaglandins |
If pt has cast on fx limb and they stuck a hanger in it to scratch. How might we know there is an infection? | Even the cast will be warm/hot to touch! |