Extras Flashcards
(28 cards)
Which complement protiens activate membrae attack complexes
C5b-C9
Complement protein C3b does what
opsinization
Phagocytes have receptors for which complement protein
C3b
IL-10 does what
antiinflamation
What is the most important activator of immune responce
Mast cells
What do mast cells release
Histimine
IL-4
TNFa
Alternate complement pathway is actived by what
Gram positive bacteria
No antibodies
Tissue specific antigens are located on what?
what type of hypersensitive responce?
plasma membarane
Type II responce
Type III occurs when Nuetrophils bind to what?
antibody and C3b
When the CD-4 is less than ____ it is Aids
<200
CD4/CD8 ratio < 0.9
Anaplasia is lack of ?
cellular differation
Are cancer cells anchored?
Can they secreate their own growth factors?
Not anchored
Can secreate own growth factors
Cancer cells have active __________ so cells can divide with out regulation
telomerase
Leukotriens and prostagalndins are know as what?
arachidonic acid metabolites
Leukotriens and prosaglandins are made by
mast cells after degrandulation
How do H2 recepeotrs inhibit inflamation
By suppressing leukocytes
What do TNF, IL-1, and prosoglamndins induce?
Fever
Left shift = ?
Bands and PMNs
What is collagen deposition associated with
Fibroblasts
T helper 1 are associated with
cyotoxic T cells
T helper 2 cells are assoiated with
antibody production
Monoclonal
only react to one antigen
H1 cells are a
endotheial reaction
Type IV is associated with
Cytoxic T Cells
