The Respiratory System

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Across
  1. 2. Movement of air into and out of the lungs
  2. 6. Conchae are fine scrolls of bone of the nasal chambers, what are they also known as?
  3. 8. In the lungs, the bronchi divide into this
  4. 10. The trachea is made up of c shaped rings of what type of cartilage?
  5. 11. The entrance to the nose
  6. 12. Both rabbit lungs have this many lobes
  7. 13. This breed of dog does not have vocal folds
  8. 15. The left lung has this many lobes
  9. 17. What side if the trachea located toward?
  10. 19. When CO2 levels decrease in the body, the pH does what?
  11. 21. The trachea leads onto this
  12. 23. When CO2 levels increase in the body, the pH does what?
  13. 24. Where does gaseous exchange occur?
  14. 26. The percentage of oxygen in air
  15. 28. Nostrils are also known as the external what?
Down
  1. 1. The receptors that monitor oxygen levels and the pH of blood
  2. 3. The right lung has this many lobes
  3. 4. Respiration that does not use oxygen
  4. 5. The reflex that prevents over inflation of the lungs
  5. 7. Respiration that uses oxygen from the air to release energy from glucose
  6. 9. The tissue type that makes up the Hyoid apparatus
  7. 14. The smooth muscle of the bronchi and bronchioles is under the control of what nervous system?
  8. 16. This apparatus suspends the larynx from the skull
  9. 18. The conversion of glucose and oxygen into energy in the cell
  10. 20. These receptors in the bronchi and bronchioles respond to inflation of the lungs
  11. 22. If blood pH lowers, chemoreceptors would stimulate increased rate and depth of respirations to expel this
  12. 25. Caudal to the pharynx in the space between the two halves of the mandible
  13. 27. The word to describe space in which gaseous exchange does not take place