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29 Cards in this Set
- Front
- Back
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what is blood made of
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blood is composed of formed elements and plasma
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what are erythrocyte
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red blood cells that transport respiratory gas in the blood
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what are leukocytes
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white blood cells that defend the body against pathogens
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platelets
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help to clot the blood and prevent blood loss from damaged vessels
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what is the general function of blood
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transport
regulation protection |
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what does blood regulate
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body temperature
body pH fluid balance |
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how does blood help to protect the body
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leukocytes
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what color is blood
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oxygen rich blood is scarlet
oxygen poor blood is dark red |
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how much blood is in the body
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about 5 Liter
more in men than females |
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what is bloods viscosity
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about 4-5 times more viscous than water
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what pH is blood
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7.3 7.4 alkaline
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what are the three components of a centrifuges blood sample
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plasma 55%-water/albumin
Buffy coat <1% erythrocyte 44% |
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what is while blood
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plasma and formed elements
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hematocrit
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percentage of the volume of all formed elements in the3 blood
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what are the plasma proteins
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albumin
globulin fibrinogen enzymes some hormones |
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what is blood considered
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colloid bc it contains protein
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colloid osmotic pressure
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osmotic pressure extered by plasma proteins
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albumins
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smallest most abundant of the plasma membrane
makes up about 58% greatest colloid pressure acts as a transport proteins that carry ions hormones and lipids |
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globulins
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second largest 37%
alpha - globulin smaller beta - globulin larger bind and transports certain water gamma-globulins- immunoglobulin |
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fibrinogen
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4%
responsible for blood clots turns into fibrin |
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serum
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plasma without clotting protien
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regulatory protein
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minor class of plasma protein
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hemocytoblast
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stem cell that can develop into many different kinds of cells
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hemopoiesis
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a process in which formed elements are produced
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myeloid
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line of blood development that forms erthrocytes, all leukocytes except lymphocytes, and megakargocytes
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lymphoid
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forms only lymphocytes
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erythropoiesis
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production of erythrocytes
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what hormone controls the rate of erythrocytes production
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erythropoitin (EPO)
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how a erythrocytes is formed
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