The Respiratory System Answers Crossword

This printable crossword puzzle on the topic of Human Body Systems has 11 clues. Answers range from 5 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Site of gas exchange
Set of organs in the rib cage with branching passages where air is inhaled and exhaled
When this organ moves down, air is drawn into the lungs
Tube connected the nose/mouth to the esophagus
Tube connecting the larynx to the bronchi of the lungs
Branches of tissue stemming from the trachea
The smaller branches that divide off of the Bronchi
Swallowing to cover the opening of the windpipe
tiny hairs that line the bronchial tubes
A gas that your body needs to survive
Lined with a mucous membrane; has little hairs that help filter the air you breathe in, blocking dirt and dust from getting into your lungs