click below
click below
Normal Size Small Size show me how
Digestive
| Mucosa | Protects tissues and carries out absorption |
| Submucosa | Contains glands, blood vessels, lymphatic vessels, nerves |
| Muscular layer | Smooth muscle tissue |
| Serosa | Outer covering of the tube |
| Mixing movement | Rhythmic contractions that mix food with digestion juices |
| Propelling movements | Rings of muscles contract and relax to push food down canal |
| Peristalsis | Slows movement of food |