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Anatomy Dr Johnson Ch 16 Blood
Ch 16 blood
30
Anatomy
Undergraduate 4
03/29/2009

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Term
buffy coat
Definition
whitish layer in centrifuged blood. full of neutrophils.
Term
hematocrit
Definition
blood layer with erythrocytes
Term
albumin
Definition
major protein in plasma (60%). Major factor in plasma osmotic pressure.
Term
erythmocytes, leukocytes, platelets
Definition
formed elements of blood
Term
erythmocytes or red blood cells
Definition
cells that transport oxygen and carbon dioxide in blood
Term
hemoglobin
Definition
protein that makes red blood cels red and bing oxygen, carbon dioxide as well
Term
heme and globin
Definition
components of hemoglobin
Term
oxyhemoglobin
Definition
name of hemoglobin plus oxygen
Term
deoxyhemoglobin
Definition
name of hemoglobin minus oxygen
Term
carbaminohemoglobin
Definition
name of hemoglobin plus carbon dioxide
Term
hemocytoblast
Definition
stem cell that creates all major blood cells
Term
hematopoiesis
Definition
name of process of making red blood cells
Term
erythropoietin (EPO)
Definition
hormone signaling for creation of new red blood cells. not signaled by level of RBCs but by abaility to transport enough oxygen
Term
ferritin (transferrin)
Definition
protein in which iron is stored within the body
Term
hemolytic, aplastic, hemorrgagic
Definition
3 types of anemia
Term
anemia
Definition
condition where blood has low oxygen-carrying capacity
Term
polycythemia
Definition
abnormal excess of erythrocytes
Term
leukocytes
Definition
fancy name of white blood cells
Term
leukocytosis
Definition
high WBC count. response to infection within the body.
Term
neutrophils
Definition
most common leukocyte
Term
lymphocytes
Definition
second most common WBC
Term
eosinophils
Definition
2-4% of WBCs. Granulocytes that attack parasitic worms.
Term
monocytes
Definition
cells that give rise to macrophages once they leave blood
Term
leukopenia
Definition
abnormally low WBC count
Term
leukopoiesis
Definition
creation of leukocytes
Term
thrombopoietin
Definition
hormone regulating platelet creation
Term
hemostasis
Definition
stoppage of bleeding
Term
vascular spasm
Definition
first line of defense against blood loss following injury
Term
platelet plug formation
Definition
second form of defense against blood loss following injury
Term
coagulation or blood clotting
Definition
final (third) step in stopping blood loss following injury
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