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