Nasal Passage--Trachea: Respiratory System

Where does the air become warm and moist?

• nasal passage

• trachea

• pharynx

• larynx

The vocal cords are in the:

• nasal passage

• pharynx

• alveoli

• larynx

In the nasal passage:

• gas exchange occurs

• harmful substances are removed and air becomes warm

• the vocal cords allow us to talk

• no air passes

The pharynx

• is made of cartilage rings

• is what allows us to talk

• is a muscular tube where the respiratory and digestive systems meet

• is where gas exchange occurs

This part of the respiratory system is made of cartilage rings

• pharynx

• trachea

• nasal passage

• bronchial tubes

Respiration is

• involuntary and automatic

• voluntary

The body uses the oxygen to:

• it doesn´t use oxygen

• its a waste product

• generate energy from nutrients

The waste product produced in respiration is

• carbon dioxide

• there is no waste

• oxygen