They took a sample of my blood at the hospital.

He saved the dying child by giving his blood.

Moderate exercise invigorates the blood circulation.

Moderate exercise stimulates the circulation of blood.

The Red Cross supplied the hospital with blood.

The function of the heart is to pump blood.

The blood test is normal.

Blood circulates through the body.

The cycle of blood is not regular.

Blood stains don't usually disappear.

A tight belt will interfere with circulation of the blood.

What's your blood group?

Do you know your blood type?

DNA is extracted from a blood sample.

Do you know Tom's blood type?

What is your blood type?

I'm anxious to know the results of the blood test.

Blood flows through blood vessels.