Components of blood Flashcards
Blood
Made of formed elements (cells and cell fragments)
Suspended in a liquid called plasma
Plasma components
Nutrients, proteins, and metabolic byproducts, and other transported molecules.
Why cells are dispersed in plasma?
The constant motion of blood keeps the cells dispersed through the plasma.
How much of the plasma is water?
90%
How much of the blood is made of
A) Erythrocytes
B) Leukocytes/other
C) Plasma
45%
>1%
55%
What percentage of oxygen do RBC’s carry?
99%
What are leukocytes?
White blood cells
A) What are platelets called?
B) What is the role of platelets?
C) What are platelets
Thrombocytes
To clot blood
Cell fragments
What are hematocrits
The percentage of blood volume that is made of erythrocytes
A) What is the Buffy coat
B) What is the Buffy coat made of
Layer between erythrocytes and plasma.
Leukocytes and platelets
What is the role of plasma?
To carry nutrients electrolytes, and proteins to, and waste away from the organs
What are plasma proteins?
What is the role of plasma proteins
Cause osmotic pressure to favor the intake of extracellular fluid into capillaries
What are the three plasma proteins?
Albumins
Globulins
Fibrinogen
Albumin facts, plus where it is made
Most abundant of the 3 proteins
Synthesized by the liver
Role of Fibrinogens
Helps in clotting
