Blood RG

What are the functions of blood?

-Transport nutrients -Regulate Ph and electrolyrtes -Limit blood loss -Defend against pathogens/toxins -Absorb/distrubute heat

What makes white blood cells different from the other formed elements?

-White blood cells can leave the blood -They follow chemotaxis, which means they can follow bacteria around.

Percentage of white blood cells in blood

0.1 to 0.5%

percentage of platelets in blood

0.1 to 0.5%

Percentage of red blood cells in blood

45%

Percentage of plasma in blood

55%

What is the difference between antigens and antibodies? How do they help determine your blood type?

Antigens are on red blood cells and antibodies help tell you what blood you can and can't get. Your blood is mixed with antigens and if it clumps then that it means it reacted to your antibodies.

Where are the formed elements made?

Bone marrow

What are the transfusion rules?

If you have type A blood, you cannot get either type B or AB blood if you have type B blood, you cannot get either type A or Ab blood if you have type AB blood, you can get transfusions of O, A, B, or AB blood.

What condition stimulates production of red blood cells?

Low oxygen stimulates production of red blood cells

function of white blood cells

defense against infections/diseases

function of plasma

moves nutrients, hormones, and proteins into the body

function of platelets

prevent/stop bleeding

function of red blood cells

transport oxygen