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35 Cards in this Set
- Front
- Back
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What are three functions of blood?
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transportation, regulation, protection
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Normal pH in blood is
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7.35-7.45
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describe the color of blood
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atreial blood-bright red because there high in oxygen. and venous blood-darker red because there low in oxygen
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leukopenia
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*low WBC count
*may be present in early stages of disease such as TB |
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leukocytosis
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*high wbc count
*infection indicator |
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what is viscosity
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thickness of blood
( contributes to normal blood pressure) |
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Plasma
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*liquid part of blood
*91% water *transports things such as hormones, waste, and oxygen |
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what are the 2 clotting factors in plasma?
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Prothrombin and Fibrinogen
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platelet plug?
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*when small capillaries rupture
(finger pricks, bllod draws,paper cut) |
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vascular spasm
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*large artery or vein is severed
*smooth muscle contracts *platelets release serotonin *vasoconstriction takes place *opening is now blocked by blood clot |
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chemical clotting
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takes place in big trar or cut (kitchen knife)
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hematocrit
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way to measure RBC
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leukemia
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*malignacy of the blood forming tissue
*extremely high WBC count *anemic |
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where is iron in rbc's stored
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liver
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heme in rbc's is converted ino what
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bilirubin
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hemoglobin
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*is the protein of rbs
*gives us ability to carry oxygen*must have iron in order to work properly |
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name the 5 types of wbc
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1.neutrophils
2.basophils 3.eosinophils 4.lymphocytes 5.monocytes |
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what 2 parts of the wbc's get ride of pathogens
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monocytes and neutrophils
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eosinophils
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detoxify foreign proteins
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basophils
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contain heprin and histemines which help dissolve clots when veins are repaired
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lymphocytes
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greatest immunity
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presursor cells for all the types of blood cells
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stem cells
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red bone marrow
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foun in flat bones such as sternum and hip bone
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hemopoietic
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the place where blood cells are produced from stem cells
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how long do rbc's live?
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120 days
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what is the antigen for type o blood
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both antigen a and antigen b
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wbc's are also called what
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leukocytes
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what is the normal range for hemoglobin
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12-18 grams/100mL
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what is the normal range for hematocrit
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38-48%
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what is the normal range for wbc
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5,000-10,000/mL
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what is the normal count for platelets
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150,000-300,000/mL
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leukocytosis is what
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a high WBC count that indicates infection
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the fornal name for platelets is
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thrombocytes
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fibrin
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*stage 3
forms a mesh that traps RBC's and platelets,and creates a wall across the break of the vessel |
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embolism
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a clot transported from elsewhere that lodges in and obstructs a vessel
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