Circulatory System Quiz

The red blood cells ...

• Move themselves to the part of the body where they need to go

• Bring food to the cells and take waste away from them

• Transport messages through the circulatory system

• Defend the body against harmful organisms

What are the 3 functions of the circulatory system?

• Transport materials, defend the body, and maintain body temperature

• Transport nutrients

• Remove waste

• Transport cells,

Is your heart a muscle?

• Yes

• No

• It's both a muscle and an organ

• It's neither a muscle nor an organ

How big is your heart?

• The size of a tennis ball

• The size of a golf ball

• The size of a fist

• The size of a walnut

Your heart can pump blood to every part of your body in less than...

• 1 minute

• 5 minutes

• 10 minutes

• 30 minutes

The more you exercise your...

• Heart, the more you exercise your lungs

• Lungs, the more you exercise your heart

• Heart, the more you exercise your muscles

• Muscles, the more you exercise your heart

What is the liquid part of your blood called?

• Plasma

• Platelets

• Red blood cells

• White blood cells

What do red blood cells do?

• Deliver oxygen to cells and take carbon dioxide away from cells

• Fight off foreign substances and viruses

• Fix veins and arteries if you get a cut

• Transport nutrients and waste products

What is the main function of blood?

• Transport oxygen and nutrients to cells

• Fight off infections and viruses

• Fix veins and arteries

• Maintain body temperature

What are the two types of blood vessels found in your body?

• Arteries and veins

• Capillaries and arteries

• Veins and capillaries

• Arteries and capillaries