Blood - The River Of Life Flashcards
How many red blood cells are there, roughly per mm3 of blood?
5.5 million.
How many millimetres in diameter is a red blood cell?
0.008mm
Where can red blood cells be made?
In the marrow of bones.
Red blood cells are …. essential?
Red blood cells are iron essential.
How many red blood cells are made each second in your body?
2 million.
How long does each red blood cell last?
About 4 months.
How many white cells are there, roughly per mm3 of blood?
8000.
How many millimetres in diameter is a white blood cell?
0.02.
Where can white blood cells be made?
The marrow of bones or in lymph nodes.
How many platelets are there, roughly per mm3 of blood?
400,000.
How many millimetres in diameter is a platelet?
0.003.
Where can platelets be made?
Made in bone marrow.
What do platelets contain, what does this do?
Protein, they from blood clots.
