Term
| Origin of blood is always the... |
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Definition
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| Fluid that makes up 55% of blood volume |
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| Makes up 45% of blood volume |
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Definition
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Definition
| separation of plasma and blood cells |
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Definition
| Packed cell volume (PCV) percentage of RBCs in centrifuged whole blood |
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Definition
| process of separating whole blood for analysis |
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Term
| 3 Origins of plasma protiens |
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Definition
90% made in liver
Antibodies
Peptide hormones |
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| 3 of the most important plasma protiens |
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Definition
albumins
globulins
fibrinogens |
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PH of blood and
Temp of blood |
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Definition
| discs of RBCs that form stacks |
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Definition
3-4 months
*due to lack of mitochondria and nuclei |
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Definition
| acute chronic loss of blood |
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Definition
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| destruction or inhabition of red bone marrow (cancer or some drugs) |
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| # of RBCs is normal but Hemoglobin is reduced |
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| structure changes and cant bind with O2 but amount is the same |
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| Hormone produced by the kidneys that stimulates RBC production |
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| WBC responsible for allergic reation |
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Definition
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Definition
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Definition
T cells- act against tumors and viruses
B cells- produce antibodies |
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| ALL leukocytes originate from here |
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| abnormally low WBC count- drug induced |
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Definition
| primarily affects children |
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Definition
| primarily affects older people |
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Definition
| immature nonfunctional WBCs in bloodstream |
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Definition
| small fragments of megakaryocytes |
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Term
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Definition
Prothrombin activator is formed
prothrombin is converted into thrombin
thrombin catalyzes to form fibrin mesh |
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Definition
| undesirable clot formation |
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Term
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Definition
| clot that develops and persists in an unbroken blood vessel |
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Definition
| thrombus freely floating in bloodstream |
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Definition
| release of premature RBCs into system, antibodies cross placenta and destroy the RBCs of an Rh+ baby |
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Term
____ receieves blood
____ pumps it out |
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Definition
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Term
Right side is...
Left side is... |
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Definition
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Term
| 3 layers of pericardium (cover of the heart) |
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Definition
Parietal- outside
Visceral- inner
Pericardial cavity- filled with pericardial fluid (in the middle) |
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Term
| Which ventricle is most important? |
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Definition
| Left- pumps blood throught the body |
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Term
| ___ supplies oxygen to the heart |
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Definition
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Term
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Definition
| divides atria and ventricles and is filled with fat and blood vessels |
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Term
| 3 layers of the heart wall |
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Definition
Epicardium- outer layer, visceral pericardium
Myocardium- middle layer, thickest
Endocardium- inner layer, simple squamous |
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Definition
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Term
| When Ca++ channels open... |
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Definition
| the cell becomes less positive |
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Term
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Definition
| results from inactivation of Ca2+ channels and the opening of voltage gated K+ channels |
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Term
| SA and AV nodes are found in the |
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