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16 Cards in this Set

  • Front
  • Back
3 granulocytes seen in inflammation
neutrophils, eosinophils, and basophils
name the mononuclear leukocytes
macrophages, monocytes, dendritic cells
What are dendritic cells, what is their function and where are they found in the eye?
dendritic cells are macrophages found in the tissue of the cornea around the limbus. these cells carry information to the nearest lymph node
definition of inflammation?
local reaction of vascularized tissue to injury, combination of vascular, neurologic, humoreal and cellular responses that lead to the accumulation of fluid and leukocytes in extravascular tissues.
what type of cell secretes antibody?
plasma cell
3 characteristics of acute inflammation.
short duration, stereotypical response, PMN cellular infiltrate.
3 characteristic of chronic inflammation (including the cellular infiltrate).
nonuniform, longer duration, macrophages, lymphocytes, plasma cells, (eonsinophils in immune), fibroblasts, angioblasts
major phagocytic cells
PMNs and macrophages
5 examples of tissue residing macrophages
Kupffer cells, aveolar macrophages, osteoclasts, splenic macrophages, microglia
an infection of the inside of the entire eye, is an example of acute inflammation
endophthalmitis
what determines the intensity of an acute inflammtion?
strength of the attacker, and the immune system of the host
pseudomonas is a gram negative bacteria that can cause what in the eye?
corneal ulcer
why would you not treat a bacterial infection with cortical steroids?
steroids impair the immune response.
5 clinical signs of inflammation
calor (heat), rubor (redness), tumor (swelling), dolor (pain), functio laesa (loss of function)
how do you treat a hordeolum?
warm compresses, need to rinse with dilute soap or baby shampoo and clean eyelashes. also put antibiotic ointment on at night.
how is transient vasoconstriction mediated?
neurologically