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About 250 ml or about a cup, is outside you at a time

2006-11-29 16:52:08 · answer #1 · answered by billp_seattle 3 · 2 0

1

2016-11-15 15:41:59 · answer #2 · answered by ? 3 · 0 0

All of it - repeatedly. But the blood is sent back into your body, so you only lose a small amount.

2006-11-28 16:27:26 · answer #3 · answered by DavidNH 6 · 0 0

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