What happens to your heart and lungs when you exercise?

The first part of the heart de-oxygenated blood goes to is the:

• Left ventricle

• Right atrium

• Right ventricle

• Left atrium

When the blood travels from the right ventricle to the lungs, this is known as:

• Blood circulation

• Cardiovascular circulation

• Heart circulation

• Pulmonary circulation

The strongest part of the heart is the...

• Left ventricle

• Right atrium

• Right ventricle

• Pulmonary artery

The heart not a muscle.

• True

• False

Our muscles consume what % of blood during exercise?

• 100%

• 80%

• 50%

• 60%