43 terms

VTA 130 hematology

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thymus
where T cell lymphocytes mature
basophils
contains granules of heparin and histamine
bone marrow
where blood cells are manufactured
eosinophils
mediate allergic reactions
serum
liquid part of blood without cells of fibrinogens
thrombocytes
platlets
none
anticogulant used in glass red top tubes
sodium citrate
anticogulant in blue tops
amylase
breaks down starches and glycogen
packed cell volume
percent red blood cells in the peripheral blood
plasma
liquid part of blood which contains no cells but does contain fibrinogens of the pancreas
spleen
where B cell lymphocytes mature
BUN
kidney chemistry, measure the end product of protein metabolism
nucleus
bird red blood cells have what that human dont
lithium heparin
anticogulant in green top tubes
monocytes
mature into macrophage
sodium heparin
anticog used in red striped PCV tubes
ALT
liver enzyme
blood is added to an anticogulan then seperates
plasma
blood clots and the liquid is seperated
serum
hematopoiesis
formation of blood cells
agglutination
a clumping of bacteria or red cells when held together by antibodies (agglutinins)
rouleaux
stacks of RBCs that can pass easily through small vessels. normal in equine
acanthocyte
an abnormal red blood cell that has thorny projections of protoplasm
leptocytes
An abnormally thin or flattened red blood cell having a central rounded pigmented area, a middle pigmentless zone, and a pigmented edge
spherocytes
small densely staining red cells with loss of biconcavity as a result of membrane abnormalities
schistocytes
RBC fragments, resulting from the shearing of the red cells by intravascular truama, are known as?
crenation
one of a series of rounded projections (or the notches between them) formed by curves along an edge (as the edge of a leaf or piece of cloth or the margin of a shell or a shriveled red blood cell observed in a hypertonic solution etc.)
anisocytosis
is a medical term meaning that a patient's red blood cells are of unequal size
Neutrophil
*granulocyte
*most abundant
*eat and destroy microorganisms in the tissues
*multilobed purple nucleus (two horseshoes)
monocyte
*agranulocyte
*respond to inflammation signals
*eats intruders
*indented nucleus (bug horseshoes)
eosinophil
*granulocyte
*combat infections and parasites
*allergic reactions
*purple bilobed nucleus (2 blobs)
basophils
*granulocyte
*full of granules with heparin and histamine
*deposit granules into damaged tissue to promote blood flow and inflammation
*purple lobed nucleus (long horse shoe with one side looking hanging)
lymphocyte
*agranulocyte
*aid in immune functions
*produce antibodies to fight disease
*large nucleus
red top tube RTT glass
*nothing
*blood chemistry
RTT plastiv
*coagulation promoting chemical
*blood chemistry
*no ua
purple top PTT
*EDTA- anticogulant
*CBC and platlet counts
*if a clot forms blood is useless
serum separator or tiger top
*paraffin wax at the bottom
*separates cells from serum
*blood chemistries
*blood must clot for 20 minutes
green top GTT
*heparin is anticoagulant
*used for unrelated tests
blue top BTT
*sodium or potassium citrate
*used for coagulation assay
*must be 100% full
*sample must be very clean
* BTT expire quick so frequently check
clear top
*nothing
*plastic
*used for urine, non blood things
red striped hematocrite tube
*heparin as anticoagulant
*PCV testing
blue striped hematocrit tube
*nothing
*PCV testing