Respiratory System Crossword

This printable crossword puzzle on the topic of Human Body Systems has 13 clues. Answers range from 4 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

carries air from the trachea to the lungs
filter inhaled air to trap dust and other particles
closes the opening into the larynx during swallowing
breathing out
breathing in
voice box
tiny sacs within our lungs that allow oxygen and carbon dioxide to move between our lungs and bloodstream
saclike respiratory organ in the thorax of humans
divides nose into two hollow spaces
organ of smellling and a passageway for respiration
throat
tube extending from the larynx to the center of chest
membrane that encloses both lungs