wbcs
start out from stem cells, & differentiate into a # of specific cells
granular leukocytes
-basophils
-neutrophils
-eosinophils
nongranular leukocytes
-lymphocytes
-monocytes
-plasma cells
other types of wbcs
-t cells
-b cells
-nk cells
protect the body against
invaders such as, harmful bacteria & infections by participating in the immune response & the inflammatory process
lymphocytes can live
from 6 hrs to yrs depending on type
neutrophils function
phagocytosis of foreign proteins
eosinophils function
participates in an allergic reaction & against parasites
basophils function
releases histamine, involved in delayed allergic reactions
monocytes function
matures into macrophages phagocytic action against invading organisms
b & t cell functions
antibodies, & cell mediated immunity
plasma cell functions
become sensitized to specific antigens & release antibodies to that antigen