Question

Use the words below to fill in the gaps showing the path of air coming in and

out of the respiratory system (you will have to use each word twice).
Trachea
Alveoli
Bronchioles
Bronchi
Bronchus
Blood
Mouth
Mouth
Air coming in
Air coming out
Cells

Answer 1

air coming in

mouth

(pharynx)

(larynx)

trachea

bronchus

(bronchi is the plural form of bronchus)

bronchioles

alveoli

cells

alveoli

bronchioles

bronchus

trachea

(larynx)

(pharynx)

mouth

air coming out