BLOOD TEST
Terms
undefined, object
copy deck
- is blood a solid or a liquid?
- it has both components
- what is blood?
- a tissue
- what is plasma?
- nonliving fluid matrix where living blood cells are suspended
- what are erythrocytes?
- the red blood cells that function in oxygen transport
- what are platelets?
- cell fragments that function in the blood clotting process
- what does scarlet colored blood mean?
- oxygen rick
- what does dull red colored blood mean?
- oxygen poor
- what is the pH of blood?
- between 7.35 and 7.45
- what is the temperature of blood?
- 38C or 100.4F
- how much of body weight can be accounted for by blood?
- 8%
- how much blood (in volume) is in a healthy male?
- approx. 5-6 liters, or 6 quarts
- how much of the blood is water?
- 90%
- how are red blood cells different from other blood cells?
- -no nucleus
- what does hemoglobin do?
-
-transports oxygen in the blood
- what is hemoglobin?
- an iron contianing protein
- what is anemia?
- decrease in the oxygen carrying capacity of blood
- does anemia mean less or more RBC's?
- less
- what race usually has sickle cell disease?
- african
- what is lysis?
- the destruction of blood cells
- what is another sign for white blood cells?
- leukocytes
- how many WBC's are there per cubic millimeter?
- 4000-11000
- how much of the total blood volume do WBC's account for?
-
1%
- what are the only complete blood cells in the blood (with a nucleus and usual organelles)
- white blood cells
- what is diapedesis?
- when WBC's are able to slip into and out of the blood cells
- what is leukocytosis?
- when there are more leukocytes than usual (
- what is leukemia?
- too many white blood cells
- what is thrombosis?
- a clot that develops and persists in an unbroken blood vessel
- what is hemophilia?
- hereditary bleeding disorder that result from a lack of any of the factors needed for clotting
- what are antigens?
- stimulate the immune system to release antibodies or use other means to mount a defense against it