Thoracic Anatomy

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Across
  1. 2. neck muscles that assist breathing
  2. 5. blood vessel that returns blood to the heart (superior and inferior branch)
  3. 6. bone at the center of the chest where all ribs connect, formed by three different bones
  4. 7. largest blood vessel that carries blood from the heart
  5. 9. _______ joint, where the ribs meet costal cartilage
  6. 10. middle portion of the sternum where ribs 2 through 10 attach
  7. 12. a tough tissue that connects the ribs to the sternum
  8. 14. main muscle that inflates and deflates the lungs
  9. 15. organ that facilitate gas transfer between air and blood
  10. 16. word that describes both ligaments and muscles that are between the ribs
Down
  1. 1. organ that pumps blood through the body
  2. 2. ligament that holds the clavicle to the sternum
  3. 3. the two floating ribs (not attached to sternum) spelled out numbers
  4. 4. tissue that surround the heart
  5. 8. most inferior aspect of the sternum, has no rib attachment
  6. 11. most superior bone of the sternum, connected to 1st rib and clavivle
  7. 13. section of the spine with 12 vertebral bodies