Respiratory System Grade 4

When we inhale we...

• Breathe in air
• Breathe out air

When we exhale we...

• Breathe in air
• Breathe out air

True or False: We breathe OUT Carbon Dioxide.

• True
• False

Tags

NGSS.MS-LS2-3

What do we take in when we inhale?

• Oxygen
• Carbon Dioxide
• Nitrogen

True or False: Air can ONLY enter through our nose.

• True
• False

What is another name for our windpipe?

• Pharynx
• Larynx 
• Trachea
• Diaphragm

What connects our throat to our lungs

• Pleura
• Voicebox
• Trachea
• Diaphragm 

What is the pipe located at the bottom of our trachea that splits into our right and left lungs?

• Bronchiole Tubes/Bronchi
• Alveoli
• Pleura
• Larynx

True or False: The bronchi branch into smaller bronchioles.

• True
• False

What is another name for the air sacs located at the end of the bronchioles?

• Pleura
• Alveoli 
• Bronchi