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immune system
tutor notes
17
Nursing
Undergraduate 2
09/05/2014

Additional Nursing Flashcards

 


 

Cards

Term
types of white blood cells present in blood (list in order)
Definition

1) neutrophils 

2) monocyes

3) eosinophils

Term
another name for neutrophils
Definition
polymorphonuclear neutrophils (PMNs)
Term
first leucocyte present in the inflammatory response
Definition
neutrophil
Term
what do neutrophils ingest (3)
Definition
bacteria, dead cells and cellular debris
Term
Neutrophils are short lived, what happens when they 'die'
Definition
become a componant of the purulent exudate
Term
location of monocyte production
Definition
bone marrow
Term
where do macrophages come from
Definition
are monocytes that have entered cells, site of inflammation
Term
when do macrophages typically enter the inflammation  site
Definition
about 24hrs or later after neutrophils
Term
which of the leucocytes is the least phagocytic
Definition
eosinophils are only mildly phagocytic
Term
eosinophil function (2)
Definition
defense against parasites and regulates vascular mediators
Term
2 other structures vital in the process of phagocytosis
Definition
Natural killer T cells and platelets
Term
natural killer cell function (3)
Definition
  • recoginse and elimate cells infected with viruses
  • elimate some cancer cells
Term
function of platelets (provides 3 substances for ___)
Definition
provides collagen, thrombin and platelet activity factor to clot blood and stop bleeding
Term
location of platelets
Definition
travel in the blood stream, until activated if there is an injury
Term
list 5 primary inflammatory mediators
Definition
  • leukotriens
  • prostaglandins
  • platelet-activating factor
  • serotonin 
  • cytokines
Term
CONT'd
Definition
Term
what is an interferon
Definition
family of cytokines that protects the body from viral infections
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