Question

What is extravasation?

a. The expansion of joints between endothelial cells allowing for the migration of immune cells and proteins access to infection sites.

b. Recruitment of macrophages to infected tissues.

c. The process by which Salmonella avoids killing by phagocytic cells.

d. Coating of a pathogen with C3b for uptake by macrophages.

Atypical hemolytic uremic syndrome results from mutations in which complement component?

a. Factor I

b Factor H

c. C3b

d. CR1