Respiratory System

Two short tubes that carry air into the lungs

• Trachea

• Bronchioles

• Lungs

• Bronchi

Clusters of tiny air sacs that allow the exchange of oxygen and carbon dioxide

• Pharynx

• Diaphragm

• Alveoli

• Lungs

Muscular structure that helps to expand and contract the lungs, forcing air in and out

• Pharynx

• Nasal cavity

• Alveoli

• Diaphragm

Smaller tubes within the lungs

• Bronchioles

• Bronchi

• Lungs

• Alveoli

What is the function of the respiratory system

• Take in O2 only

• Remove CO2 only

• Take in O2 ad remove CO2

• Make sugar

What do we take in when we inhale?

• carbon dioxide

• oxygen

• lungs

What do we let out when we exhale?

• oxygen

• Carbon dioxide

• lungs

Inhale!!!!
Your lungs are ___________  air

• taking in

• letting out

EXHALE!!!
My lungs are __________________ air. 

• taking in

• letting out

What are the main organs of gas exchange in the respiratory system?

• diapragm

• lungs

• trachea

• bronchi