science p5

When we inhale, air goes through a tube called the..

• lungs

• windpipe

• diaphragm

• nose

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

Which system works closely with the respiratory system?

• skeletal system
• circulatory system
• excretory system
• digestive system

What are the main organs of the respiratory system?

• muscles
• lungs
• nose and mouth
• bronchi

What happens when the organs such as the nose, throat , voice box , wind pipe, and the lungs work together?  

• They create the circulatory system.  
• They create esophagus and trachea.  
• When all of the organs work together they create the  external organ known to be the nose.  
• They help create the Respiratory System which then helps us to breathe. 

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

When we breath in the diaphragm...

• Contracts

• Relaxes

When we breathe out the diaphragm...

• Contracts

• Relaxes

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

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

The windpipe is also called

• trachea

• alveoli