The respiratory system

Anatomy

Upper respiratory tract

Nasal cavity

MOISTEN AND WARM THE AIR

FILTER AND CLEAN THE AIR● Nasal hairs● Mucus and cilia

Nasal cavityDETECT ODOR MOLECULES

The pharynx

PHARYNX

The Larynx

VOICE BOX

The Larynx

VOCAL CORDS

Lower respiratory tract

Trachea, bronchi and bronchioli

Alveoli

Alveoli