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Donating blood can save lives. How much do you really know about it?

What’s Your Blood IQ?

That 7% is made of red blood cells, white blood cells, platelets, and blood plasma.

Type O negative can be transfused to patients of all blood types and is used in emergency situations when blood type is not known.

Type O negative!

Unfortunately, such a short shelf life means donors are needed every day!

42-day!

It takes about 56 days for red blood cells to replenish, a few days for platelets, and only a few hours for plasma! Males can donate every 56 days and females every 84 days to keep their iron levels up!

Every 56 days!

You must also be in general good health and meet specific weight and height requirements if you are between the ages of 17–23.

17 or older!

The waiting period is necessary due to the increased risk of Hepatitis C and other infections that could come with body piercings.

Six months!

White blood cells help defend against bacteria, platelets clot blood to stop bleeding, and blood plasma is the liquid that carries them all!

Red blood cells!

Up to 500mL of blood is taken in a single donation.

500mL!

Strenuous exercise should be avoided for about six to eight hours after donating.

Exercise!

You don’t seem to know that much about blood; are you sure you have any? Just kidding. We know you’re human. Then again...sometimes cats take our quizzes too.

Possible Robot

You’re not an expert yet, but, hey, at least you know what keeps your heart beating. You go, Glen Coco!

Young Blood

That’s right, you can school anyone when it comes to blood. We know exactly what your blood type is: A-mazing!

IV League Pro

Are you a nurse? Scientist? Superhuman?! You know everything there is to know about blood and donating it. We bow down to you, amazing superhuman.

Blood Expert!

<p>All images Getty / Danielle Ceneta / @BuzzFeed.</p>

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What’s Your Blood IQ?

You don’t have to be a blood expert to Give Life. Learn more about how you can donate blood at Canadian Blood Services!

What’s Your Blood IQ?

You don’t have to be a blood expert to Give Life. Learn more about how you can donate blood at Canadian Blood Services!

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