G. 2nd Line Of Defense Flashcards
Macrophage will do what when it finds a foreign thing?
Phagocytose the foreign thing, and display it on itself
APC means?
Antigen presenting cell
Patigen
A foreign thing presented on the APC for other cells to see
Elongated pseudopods are called?
Dendrites
2nd line of defense is
Non specific
Non adaptive
4 Signs of inflammatory response
Rubor - redness
Calor - heat
Tumor - swelling
Dolor - pain
An injury is followed by
Vasoconstriction —> release cytokines
Cytokines
Tell other cells what to do
Second major event from point of injury
Vasodilation —-> increase permeability of vessels
Third major event from point of injury
Release histamines by mast cells. “Call for help”
Histamines cause
Vasodilation
What are the 3 major events of inflammation
Injury followed by vasoconstriction —> release cytokines
Vasodilation
Release histamines by mast cells
Macrophage are drawn to the site by
Example of?
Positive chemotaxis “mobilization”
2nd line defense
Diapedisis
WBC migrate out of the blood into the tissue
Who responds to the mast cells call for help?
Macrophage - 2nd line
Lymphocytes - 3rd line