liquid CT, composed of plasma and formed elements (hematocrit)
Distribution, Regulation, Protection
List the three functions of blood
Blood accounts for what percentage of body weight?
5x more viscous than water, always higher than the body temperature, alkaline
List three pyhsical charcteristics of blood
Sample taken from vein with hypodermic needle and syringe
45% Hematocrit 55% Plasma
Components of blood?
non-living fluid matrix
91% Water 7% Plasma Proteins
Components of plasma?
Blood plasma is created in ______ and confined to ______
maintain bloos osmotic pressure
antibodies bind to foreign substances called antigens
what do globulins form?
HDL, LDL, VLDL
list the plasma lipoproteins
amino acids, urea, uric acid
list the three nonprotein nitrogenous substances
osmotic pressure, pH of plasma
plasma electolytes are important in maintaining what two things?
sodium, potassium, calcium, magnesium, chloride, phosphate
list the 7 plasma electrolytes
neutrophils, eosinophils, basophils
Thrombocytes (special cell fragements)
Pluripotent Hematopoletic Stem Cells
Blood cells are formed from?
Normal range of female blood occupied by cells
Normal range of male blood occupied by cells
not enough RBC's of not enough hemoglobin
too many RBC's (over 65%)
Stem cells are located where?
the total number of RBC remains relatively constant due to what?
what hormone is used in the negative feedback mechanism? Produced by kidneys increase RBC precursors
Hormone from liver stimulates platelet formation
local hormones of bone marrow
Myeloid Stem Cells
give rise to RBC's, platelets, and all WBC's except for lymphocytes
Lymphoid Stem Cells
give rise to lymphocytes, develop into B-lymphocytes and T-lymphocytes
high and low numbers of RBC's affects what?
the number of RBC is a measure of the bloods what?
transporting respiratory gases
#1 function of RBC's?
Hemoglobin is made up of what protein?
each heme group contains an atom of what?
About what percent of the CO2 transported in the blood combines with hemoglobin?
How long do RBC's live?