Respiratory System

What is the main function of the respiratory system?

• to give oxygen and take out carbon dioxide from the body

• to remove oxygen from the body and deliver carbon dioxide

• to break down food and absorb nutrients

We breathe in carbon dioxide and breathe out oxygen

• True

• False

Tags

NGSS.MS-LS2-3

NUMBER 1:

• lungs

• pharynx

• mouth

• alveoli

Tags

NGSS.MS-LS1-3

NUMBER 6:

• Lungs

• Trachea

• Mouth

• Alveoli

NUMBER 3:

• Alveoli

• Trachea

• Bronchioles

Inside the lungs, the bronchioles divide into smaller tubes. At the end of these tubes, there are small sacs called...

• Alveoli

• Trachea

• Lungs

When we breathe out, the ____________ leaves our lungs.

• Carbon dioxide

• Oxygen

Tags

NGSS.5-LS2-1

Which are the main organs in the respiratory system?

• Heart

• Stomach

• Lungs

• Nose

The system of the body that brings oxygen into the body and releases carbon dioxide.

• respiratory​ ​system​
• skeletal system
• muscular system
• circulatory system

Inhale!!!!
Your lungs are ___________  air

• taking in
• letting out