Respiratory System Lesson 2

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body

• o break down food and absorb nutrients

• to remove oxygen from the body and deliver carbon dioxide

What are the main organs of the respiratory system that allow us to breathe and for gas exchange to happen?

• diapragm

• lungs

• trachea

Flap of tissue that covers the opening to the windpipe during swallowing

• Pharynx

• Trachea

• Epiglottis

Name the organ label # 6. 

• alveoli 
• bronchi 
• trachea 
• lungs 

The "windpipe" is also called the...

• trachea

• bronchi

• bronchioles

• alveoli

The nose has two holes called ____ where the air enters our body

• Trachea

• Nostrils

• Bronchi

Where do we have our vocal cords?

• In the larynx

• In the pharynx

• In the trachea

• In the mouth

Two small bands of elastic tissue stretch across the inside of the larynx are called

• vocal cords

• epiglottis

• trachea

• pharynx

The air moves from your nose or mouth into your throat which is also called...

• pharynx

• epiglottis

• vocal cords

• trachea

Name the organ label #5 .

• alveoli

• bronchi

• trachea

• pharynx