The Respiratory System Crossword

This printable crossword puzzle on the topic of Human Body Systems has 10 clues. Answers range from 4 to 10 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Set of organs in the rib cage with branching passages where air is inhaled and exhaled
Where air is drawn, moistened and filtered
When this organ moves down, air is drawn into the lungs
A flap of cartilage behind the root of the tongue, which is depressed during swallowing to cover the opening of the windpipe
Located at the back of the nose and mouth
Also known as the voice box
Reinforced by rings of cartilage, extending from the larynx to the bronchial tubes and taking air to and from the lungs
Where oxygen and carbon dioxide is diffused into the blood stream
The major air passages of the lungs which diverge from the windpipe
The smaller branches that divide off of the Bronchi