Circulatory System Quiz

Which of these is NOT one of the main components of the circulatory system?

• Heart
• Arteries
• Veins
• Lungs

Vessels that carry blood AWAY FROM the heart are called

• arteries
• veins
• Capillaries

What gas does your blood carry all around the body from the lungs?

• Hydrogen
• Oxygen
• Nitrogen

What is the other main thing that the blood carries to the tissues of the body?

• Sulphur
• Carbon Dioxide (CO2)
• Nutrients

Arteries carry blood that is rich in __________________away from the heart.

• water
• oxygen

The left side of the heart works to pump oxygen-rich blood to the body.

• True
• False

The right side of the heart pumps blood to and from the lungs.

• True
• False

The lower, pumping part of the heart is called the ATRIUM.

• True
• False

The large artery coming out of the top of the heart is called

• The aorta
• The ventricle
• The Vena Cava

True or false: when you run, your heart rate drops.

• True
• False