Blood Components

Plasma makes up_____% of blood

55

Formed elements are also known as…

living cells

What is the non living matrix in blood

Plasma

Living cells make up _____% of blood

45

_____ makes up 90% of plasma

Water

_____ makes up 1% of plasma

salts (electrolytes)

_____ makes up 6-8% of plasma

plasma proteins

What are the 4 types of substances transported by blood?

Nutrients, gases, hormones, and waste products.

Name the 3 plasma proteins

Albumin, globulins, and fibrinogen.

What are the functions of plasma proteins?

Osmotic balance; pH buffering; immune responses (antibodies) and blood clotting; lipid transport

Name all of the electrolytes dissolved in blood plasma

Sodium, Potassium, calcium, magnesium, chloride, bicarbonate

What are the functions of electrolytes in blood plasma?

Osmotic balance; pH buffering; regulation of membrane permeability

What are the functions of water in blood plasma?

solvent for transport; absorbs heat

What are the 4 different nutrients transported by blood?

Amino acids, glucose, fatty acids, vitamins

What are the 3 waste products transported by blood?

NH4^+, Urea, uric acid

What are the 2 respiratory gases transported by blood?

O2 and CO2

Red blood cells are also known as…

Erythrocytes

What is the function of RBCs?

Transport of oxygen and carbon dioxide in the body

How much RBCs are in mm³ of blood?

4 - 6 million

White blood cells are also known as…

Leukocytes

What are the functions of WBCs?

Defense and immunity

How much WBCs are in mm³ of blood?

4,000 - 11,000

What is the 3rd type of cell other than RBC and WBC in blood?

Platelets

What is the function of platelets?

Blood clotting

How much platelets are in mm³ of blood?

250,000 - 500,000

Platelets are also known as…

thrombocytes