biology (blood)

Erythrocyte is another name for a:

• white blood cell

• red blood cell

• platelet

• plasma

Which of the following statements is true concerning human blood?

• Proteins are not normal components of human blood.

• The blood of all normal humans contains red and white cells, platelets, and plasma.

• Some human populations normally lack the ability to produce plasma.

Which of the following blood components provide the major defense for our bodies against invading bacteria and viruses?

• white blood cells

• red blood cells

• erythrocyte

• platelets

The relatively clear liquid medium which carries the other cells of blood is called:

• lipid

• plasma

• antibody

Most of the volume of normal human blood is composed of:

• white blood cells

• red blood cells

• plasma

• hemoglobin

Blood carries waste materials to lungs, kidneys, and digestive system to be removed from the body

• TRUE

• FALSE

White blood cells, red blood cells, plasma and platelets are not the components of the blood

• TRUE

• FALSE

Plasma is

• 67% of the blood

• 55% of the blood

• 42% of the blood

• 100% of the blood

What does plasma contain?

Red blood cells contain a protein called-------------------

• hemoglobin

• DNA

• RNA

• protein