I think most of us know what the heart does in our body.

Something in the blood.

HlV is actually not that easy to transmit sexually.

You said cow blood?

Tetanus bacteria enters the bloodstream...

Royal blood.

Do you know Tom's blood type?

They came to my house and they asked for a blood sample.

From your blood.

When an area of the brain is active, meaning a neural area is active, it gets blood flow shunted to that area.

Oh, and blood.

It's a really thin layer, not a very thick layer.

Acid for blood.

What blood?

Yeah, but the synthetic blood has everything...

So now blood is gonna go through the aorta to the rest of the body.

Just give me the damn test.

We'll need to a type it.

What is blood type of gringo mouse mio?

Do you know your blood type?

This is highly thrombogenic material. Thrombogenic, very fancy word.

Bring the type specific.

And anytime I mention the word vein, I just want to make sure you think of blood going towards the heart.

In her blood.

All right, I will. Right after we get the blood tests.

The cycle of blood is not regular.

What is your blood type?

What's your blood type?

No, it's dark in here.

47,905 blood samples.

My blood test.

There's Tru Blood.

Blood flows through blood vessels.

It's gonna be going initially through a giant vessel.

So basically the back flow of blood is not allowed because the valves keep shutting.

It's amazing what you can learn from blood, even before it's analyzed. I mean, the color, the texture, the smell.

Get another unit on the rapid infuser.

Not a drop of blood left in either of them.

And this is my right pulmonary artery. So this is my right and left pulmonary artery.

How much blood was on that seat, would you say?

The shapeshifter's blood is mercury.

So where is the blood gonna go?

Tell the ambulance crew to bring some, uh, type B negative whole blood.

You were running the tests on yourself.

Where's that blood?