Blood Test Flashcards
what type of tissue is blood
connective
functions of blood
- transport gases, nutrients wastes
- transport processed molecules
- transport regulatory molecules
- regulation of pH and osmosis
- maintain body temp
- preotect against foreign substances
- clot formation
leukocytes
WBCs that fight off infection caused by bacteria, viruses, parasites, and tumor cells
erythrocytes
RBCs
thrombocytes
platelets
in a centrifuge what are the different layers that result
plasma (55%) formed elements (45%)
plasma
water, salts, plasma proteins, and substances transported by blood
formed elements
erythrocytes, leukocytes, and platelets
red blood cells
contain few organelles and hemoglobin
granulocytes
cells that have granules in cytoplasm
neutrophils
(granulocyte)
most common, alive for 10-12 hours
found in pus
eosinophils
(granulocyte)
reduce chemicals to decrease infection, rid body of parasitic worms, regulates inflammatory response
basophils
(granulocyte)
release histamine to promote inflammation, release heparin to prevent clots
agranulocytes
cells that lack granules
lymphocytes
(agranulocyte)
smallest white blood cell produce antibodies
B and T lymphocytes