Crossword Puzzle Respiratory System CrosswordOnline version Test your knowledge about the respiratory system with this crossword puzzle! Find the words related to the organs and processes involved in breathing. by Hazel Jane De Felipe 1 The main organs of the respiratory system, responsible for gas exchange 2 The two main branches of the trachea that lead to the lungs 3 A dome-shaped muscle that separates the chest cavity from the abdominal cavity 4 Tiny air sacs in the lungs where gas exchange occurs 5 A tube that connects the larynx to the bronchi 6 The throat, a passage for both air and food 7 Hair-like structures that line the respiratory tract and help move mucus and trapped particles 8 The process of inhaling oxygen and exhaling carbon dioxide 2 5 4 7 3 1 6 8
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