| GI Tract, Lower End of | ส่วนล่างของทางเดินอาหาร [การแพทย์] |
| alimentary canal | (n) tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination, Syn. alimentary tract, digestive tube, gastrointestinal tract, digestive tract, GI tract |