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Respiratory System Crossword

Across
A key organ in this system
The passage from the mouth to the larynx and esophagus
a complete lack of oxygen
What is the first section of airway for the body?
What goes into the lungs?
Large tube to each lung
What is oxygen transformed to in the lungs?
A virus and it might make it difficult to breath
Down
Where is the respiratory organs located
What is the area of the throat that contains the vocal cords and produces vocal sounds called
Windpipe is called
What is released from the lungs?
What is breathing done by?
What are tiny air sacs of the lungs where oxygen and carbon dioxide are exchanged?
Part of the brain that controls breathing