Parts of the Upper Respiratory Tract?

Nasal Cavity, Pharynx, Epiglottis, Larynx, Trachea

Nasal Cavity description?

The passage from the nostrils to the back of the throat Lined with cilia, hair, mucus

Nasal Cavity function?

Warms the air Moistens the air Cleanses the air (trapping foreign particles)

Pharynx description?

Cavity from back of the mouth and nasal cavity to the larynx and esophagus Two lymph glands: adenoids/tonsils

Pharynx function?

Transports air between the nasal cavity/mouth and the trachea.

Epiglottis description?

The flap of cartilage over the entrance of trachea

Epiglottis function?

Prevents food/drink from entering the trachea and into the lungs

Larynx description?

Consists of several pieces of cartilage, inside is vocal cords

Larynx function?

Produces sound through vocal cords

Trachea description?

A flexible tube about 10-17 cm long containing rings of cartilage

Trachea function?

Leads air to and from the lungs The mucus membrane within it traps foreign particles and carries them away into the esophagus