Respiratory System Crossword

This printable crossword puzzle on the topic of Human Body Systems has 20 clues. Answers range from 5 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Also known as the windpipe, filters air we inhale
Main organ of the respiratory system
Connects mouth to the larynx and esophagus
gaseous exchange takes place here
Muscle located at the bottom of lungs
This system takes in oxygen and expels carbon dioxide
Has 3 lobes
Has 2 lobes
To breathe in, diaphragm contracts, moves downward
To breathe out, diaphragm relaxes, moves upwards
Hair like structures that filter out particles entering nasal cavity
Thin layer of tissue that lines the pleural cavity
Disease caused by inflammation of the air sacs in the lungs
Disease caused by inflammation of the bronchial tubes
Disease caused when lung tissue is destroyed and air sacs are lost
hereditary disease caused by excess mucus in the body
A chronic lung disease that inflames and narrows the bronchial tubes
Tube that connects trachea to lungs
voice box
flap of cartilage located behind the tongue