Chapter 20 - Blood Flashcards
How many liters of blood are in a human?
5 liters.
Is blood a connective tissue?
OF COURSE IT IS KT.
What is another name for cells in blood?
Formed elements.
What is the matrix of blood?
Plasma.
What are the basic functions of blood?
Transport materials and help maintain stable cellular enviroment.
What materials does blood transport?
Nutrients, oxygen, metabolic wastes, and specialized cells that defend tissues.
What % of blood volume is plasma?
55%
What are the functions of blood plasma?
Transport nutrients, gases, & vitamins, regulate fluid & electrolytes, and maintain pH.
What is the composition of blood plasma?
92% water, 7 Proteins, and 1% solutes.
How does blood plasma differ from interstitial fluid?
Greater O2 concentration, reduced CO2 concentration, and significantly more dissolved proteins.
What are the proteins of blood plasma?
Albumin, globulins, and fibrinogens.
What percent of blood plasma proteins is albumin?
60%.
Albumin function?
Smallest, maintains osmotic pressure of blood, controls blood volume, and transports fatty materials in blood.
What types of fatty materials does albumin transport?
Bilirubin, steroids, and lipids.
What percent of blood plasma proteins is globulins?
35%.
What are the types globulins?
Immunoglobulins and transport globulins.
What are immunoglobulins?
Antibodies.
What are the functions of transport globulins?
Transport compounds by binding to them and prevent filtering by kidneys.
What percent of blood plasma proteins is fibrinogen?
4%.
What are the functions of fibrinogen?
Blood clotting.
What is plasma without plasma proteins?
Serum.
What are the solutes of blood plasma?
Waste, electrolytes, and organic nutrients.
What are the wastes of blood plasma?
Urea and ammonia.
What are the electrolytes of blood plasma?
Na+, K+, Mg2+, Ca2+, Cl-, HCO3 -, HPO4 -, and SO4 2-.