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# How much blood can someone lose before fainting?

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The average healthy person has approximately 6 litres / 12 pints of blood - loss of one third, (1/3), of the total blood volume is fatal. Therefore I would say that a loss of about a litre / 2 pints would render a healthy person unconscious.
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# How much blood do you have to lose before passing out?

after losing between 25% - 40% of total blood volume. There's a whole host of variables that affect when exactly a person will start to lose consciousness due to blood loss.

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# How much blood can we lose before dying?

According to a retired Los Angeles County sheriff's lieutenant, an expert in crime scene analysis and police procedures, during a crime analysis: "A healthy person, Clark to

  3 litres

# How much blood can a dog lose before it is serious?

  If your dog is losing blood take it to a vet.

# How much blood can you lose before death?

The average human body has 8-10 pints of blood. The maximum amount  of blood you can lose and still be functional is 33% or one-third  of your blood. Eventually, your body w

# How much blood can you lose before dieing?

All of it.   EDIT: About 2000-3000 mL's (milliliters) which is about half of your body's blood supply.

# How much blood can you lose before you need a transfusion?

I lost 2quarts the other week and got one. I think it would depend on blood pressure, how fast you are loosing blood, if they can't get the bleeding to stop. Stuff like that.

# How much blood do you have to lose before your eyesight goes?

I say you would have to lose half of your blood to lose consencnes, not sure about eyesight

# How much blood can a horse lose before dying?

40% of its blood volume, approximately 40 pints.

All of it

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# How much blood does someone lose when he get a big cut?

That depends entirely on the size of the cut and what gets cut. Hit an artery and they can die in a couple minutes. A slash across the ribs could ooze for a long time and neve

# How much blood did Jesus lose before he was crucified?

We do not know exactly how much blood Jesus lost before he was crucified, but since he had been flogged repeatedly and was bleeding from his head from the crown of thorns, it
In Blood

# How much blood can a horse lose before going into shock?

A horse has (Typically) 80 ml of blood per kg (hotblood breeds have 100ml per kg and coldblood breeds have 65ml per kg). Therefore and average 1,200 pound horse will have 12.3

100 liters