Across
- 3. something that attaches muscle to bone
- 6. the internal framework of an animal or human
- 8. the microscopic air sacs found in lungs
- 10. a nerve cell that sends messages through the body
- 12. the muscle that separates the stomach from the small intestine
Down
- 1. the muscular contractions that move food through the digestive tract
- 2. a cranial nerve
- 4. the lower portion of the brain stem
- 5. fingerlike projections lining the small intestine
- 7. the breastbone, locates in the middle of the chest
- 9. the thick liquid made by food in the stomach
- 11. tissue that covers the ends of bones in a joint