Understanding the Respiratory System

Front

Respiratory System

Back

Network of organs and tissues that help you breathe

Front

Main Function

Back

Exchange of oxygen and carbon dioxide

Front

Nasal Cavity

Back

Filters, warms, and moistens air

Front

Pharynx

Back

Passageway for air and food

Front

Larynx

Back

Voice box; routes air and food

Front

Trachea

Back

Windpipe; connects larynx to bronchi

Front

Bronchi

Back

Two main air passages into the lungs

Front

Lungs

Back

Main organs of respiration

Front

Alveoli

Back

Tiny air sacs for gas exchange

Front

Diaphragm

Back

Muscle aiding in breathing