2. The respiratory system is the
network of organs and tissues that
help you breathe.
It includes your airways, lungs and
blood vessels.
3.
4. Parts of the Respiratory System
Nose and nasal cavity
Sinuses
Mouth
Throat (pharynx)
Voice box (larynx)
Windpipe (trachea)
Diaphragm
Lungs
Bronchial tubes/bronchi
Bronchioles
Air sacs (alveoli)
Capillaries