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