The Respiratory System - Year 6

The Humans respiratory system contains:-

• Two lungs

• Air tubes

• Muscles

• Vessels

We use our _____ for breathing.

• muscles

• heart

• lungs

• vessels

During breathing in, what is happening on the ribs?

• ribs move downward and outward

• ribs move downward and inwards

• ribs move upwards and outward

• ribs move upward and inward

What is happening on diaphragm when breathing out?

• diaphragm contract and move upwards

• diaphragm relaxes and move upwards

• diaphragm contract and move downwards

• diaphragm relaxes and move downwards

Our lungs is protect by ____.

• diaphragm

• chest

• muscles

• ribs

When we breathing in, the chest will____

• get bigger and fill air

• get smaller and fill air

• no change

• get bigger but pushed air