Thoracic Anatomy

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Across
  1. 3. Name of the right AV valve.
  2. 6. This mode of breathing accounts for ~70% of air flow.
  3. 9. Opening in the diaphragm for the caudal vena cava.
  4. 14. Large secondary lymphoid organ.
  5. 15. Vertical groove on the atrial surface of the heart.
  6. 18. Region of the spine that sympathetic nerves arise from.
  7. 19. This species trachea is structured with the muscle on the outside of the tracheal cartilage.
  8. 20. The ribs move _______ (direction) with inspiration.
  9. 21. Another name for line of pleural reflection.
  10. 23. Type of rib that does not attach to the sternum.
  11. 25. Junction of 2 or more bones by attached muscles.
Down
  1. 1. Potential space that accommodates the lungs.
  2. 2. This species has almost no angle to their heart.
  3. 4. Surface of the heart with the paraconal interventricular groove.
  4. 5. Transversospinalis, logissimus, & iliocostalis systems make up the ______ muscles.
  5. 7. Nerve that innervates the diaphragm.
  6. 8. Audible turbulence between heart sounds.
  7. 10. This substance is carried by vessels like veins, but are more delicate and contain more valves.
  8. 11. Connection of 2 structures.
  9. 12. Gut-associated lymphoid tissue.
  10. 13. Groove around the top of the heart.
  11. 14. Third branch off the aorta.
  12. 15. Large band of muscles that extends across a ventricle.
  13. 16. Smallest respiratory unit of the lungs.
  14. 17. This species has 18 ribs.
  15. 22. This organ plays its biggest role in juveniles and extends to the head in calves and piglets.
  16. 24. Pacemaker of the heart.