Respiratory System

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Across
  1. 3. respiratory tract it includes the nose and nasal passages, paranasal sinuses, the pharynx, and the portion of the larynx above the vocal folds
  2. 5. it is the passage by which air reaches a person's lungs
  3. 6. it is also known as the oral cavity
  4. 9. cartilage it lies below the thyroid cartilage and marks the lower portion of the larynx
  5. 10. it is where the food and the air passes through
  6. 11. are any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange
  7. 14. it is the part of the alimentary canal that connects the throat to the stomach; the gullet. In humans and other vertebrates it is a muscular tube lined with mucous membrane
  8. 15. it is also known as the windpipe
  9. 18. it is the lower floor of the pharynx
  10. 20. ventilation is the process of moving air into and out of the lungs to facilitate gas exchange
  11. 21. are the air passages into the lungs that begin at the end of the trachea
  12. 23. it is a thing, leaf- shaped structure at the superior border of the larynx
  13. 25. it is the middle floor of the pharynx connects anteriorly to the mouth
  14. 26. respiration is the exchange of gases between the blood in capillaries and the tissues of the body
  15. 27. respiration is the exchange of gases between the air filling the alveoli and the blood in the capillaries surrounding the walls of the alveoli
Down
  1. 1. it is the process of breathing
  2. 2. cartilage is actually two tiny conical nodules
  3. 4. it holds an open the anterior end of the larynx and protects the vocal chords
  4. 6. of respiration are those muscles that contribute to inhalation and exhalation, by aiding in the expansion and contraction of the thoracic cavity
  5. 7. it protects the nasal passageways and other parts of the respiratory tract, filtering out dust and other particles that enter the nose with the breathed air
  6. 8. it is located above the soft palate
  7. 12. it is also known as the voice box
  8. 13. it acts as the functional unit of the respiratory system by passing oxygen into the body and carbon dioxide out of the body
  9. 16. it is the action or process of exhaling
  10. 17. it is the action or process of inhaling
  11. 19. it is also known as the throat
  12. 22. it forms the main external opening for the respiratory system and are the first section of the body’s airway
  13. 24. cartilage is a pair of little triangle-shaped cartilages
  14. 28. respiratory tract it includes the larynx, trachea, bronchi, and lungs — compare upper respiratory tract.