The Respiratory System Crossword

This printable crossword puzzle on the topic of Human Body Systems has 16 clues. Answers range from 4 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Covers larynx during swallowing
organ of gas exchange
Cover the lungs and line the chest cavity
Common passageway for air, food, and drink (throat)
Muscles that surround the lungs and cause inhalation and exhalation
Passageway for air and food
Branching airways
Encloses thoracic cavity and protects heart and lungs
Moves ribs during respiration
Air sacs for gas exchange
Production of sound (voice box)
Filters, warms, and moistens air
Main airway (windpipe)
Skeletal muscles of respiration
Lead to alveolar sacs
Passageway for air