The Respiratory System by Mary

What is the function of the windpipe?

• Deliver blood to all parts of the body.

• Exchange carbon dioxide and oxygen.

• Carry the air from the nose and mouth to the lungs.

• Deliver oxygen to all parts of the body.

There are ....... lungs in our body.

We inhale oxygen and exhale carbon dioxide.

• True

• False

How many times do we breathe in a minute?

• 10

• 20

• 30

• 40

The windpipe is also known as

• air tube

• blood vessel

• trachea

• pipe

The diaphragm contracts and moves downward when we brethe out.

• True

• False

All the animals breathe in through the lungs.

• True

• False

Fish use their ............. to breathe.

• lungs

• gills

• skin

• mouth

Oxygen and Carbon dioxide are exchanged in ......

Ribs protect our respiratory system.

• True

• False