How will circulating leukocytes be recruited to a site of infection? Begin your answer with a mast cell sending out cyto

[answerhappygod]

How will circulating leukocytes be recruited to a site
of infection?
Begin your answer with a mast cell sending out cytokines, and end
with an
explanation of how the recruited leukocyte destroys the pathogen.
In your
answer, underline the terms endothelial cell, extravasation, and
rolling
adhesion.