Heart and Circulatory System

How big is the heart ?

• size of a clenched fist

• size of a melon

• size of a walnut

Where is your heart located ?

• right side of your chest

• left side of your chest

What protects the heart ?

• spine

• lungs

• ribcage

How many chambers does the heart have ?

• 2

• 4

• 6

The ______and ______direct your heart's function

• brain and spine

• brain and nervous system

• heart and lungs

What happens to the heart when you are exercising ?

• The hurt pumps just enough oxygen to keep the body working

• the heart pumps faster so that you get more oxygen

The circulatory system is made up of blood vessels . These are ......

• veins , arteries and capillaries

• lungs , heart and the digestive system

Arteries carry blood away from the heart .

• false

• true

The heart is a ________

• bone

• vein

• muscle

How many times does the heart beat per minute?

• between 6 to 10 times

• between 150 to 200 times

• between 60 t0 100 times