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