5. Tissue layer of the digestive tract that contains glands, blood vessels, lymphatic vessels, and nerves 6. Chisel-like front teeth with sharp edges for 10. Early teeth that fall out and are replaced by 11. Mass of moistened food that can be swallowed ACROSS 4. Chewing , , cutting food DOWN 1. The area of m the digestive of its disease 2. Clear Auid digestive e 3. Process of cells can 4. Holds th 7. The mo cavity. 8. Harde 9. Teeth food permanent teeth easily 2. Pointed teeth designed to tear food
WN 1. The area of medicine concerned with the study of the digestive tract and the diagnosis and treatment of its diseases 2. Clear fluid secreted by the mouth that contains digestive enzymes 3. Process of breaking down food into a form that cells can use 4. Holds the intestines loosely in place 7. The mouth is also called the cavity 8. Hardest substance in the body 9. Teeth with flat surfaces for crushing or grindin food Chapter 21 Digestive Syste