• The respiratory system consists of the nose, windpipe, lungs and diaphragm., , • Its function is to provide the body with enough oxygen., , • When we inhale, air enters the body through the nose., , • Then, air flows through the windpipe to reach the lungs., , • The diaphragm supports the flow of air., , • The lungs keep the air in their respiratory units., .

Leaderboard

Visual style

Options

Switch template

)
Continue editing: ?