Circulatory System Quiz

The blood PICKS UP oxygen and DROPS OFF carbon dioxide in the _____________.  

• Trachea
• Alveoli
• Epiglottis
• Bronchioles

Blood vessels that move away from the heart are called

• Veins
• Arteries
• Capillaries
• Ligaments

What do we call the large "highways" that bring LOW-OXYGEN blood back to the heart?

• Veins

• Arteries

• Capillaries

• Ventricles

Oxygen-rich blood travels through arteries and goes where to drop off the oxygen?

• To your lungs
• Into your veins
• To your body cells
• To your respiratory system

Why are arteries colored red?

• High oxygen levels

• Low oxygen levels

• Deoxygenated

• Oxygen-slow

Which is NOT a function of the circulatory system?

• deliver O₂ and sugar to cells
• remove CO₂ and wastes from cells
• break down food into glucose
• transport other materials through body

Which describes a task performed by the circulatory system?

• creating red blood cells
• sending messages to the brain
• transporting waste materials
• producing energy from food

Which is the correct definition of the Circulatory system?

• The system fights disease so the body stays healthy.

• The system that circulates blood and carries things like oxygen through the body.

• Breaks down food into smaller pieces and absorbs those nutrients into the body.

• Provides shape and structure for the body.

What do we call the muscle that pumps our blood throughout our body?

• Red blood cells
• Lungs
• Diaphragm
• Heart

What is the main function of the artery?

• It controls your brain and your thought process.
• They carry oxygen- poor blood BACK to the heart.
• Arteries carry oxygen- rich blood AWAY from the heart.
• It receives information (senses) and sends messages to the body about how to react to things.