Digestive System - 1 Crossword Puzzle

QUESTIONS LIST: ingestion: the process of taking food, drink, or another substance into the body, peristalsis: a series of wave-like muscle contractions that move food through the digestive tract, segmentation: contractions of the circular muscles in the digestive tract causing mixing to promote absorption of nutrients and water, digestion: the process of mechanically and enzymatically breaking down food into substances for absorption into the bloodstream, absorption: the movement of digested substance from the gastrointestinal lumen into the body, defecation: the discharge of feces from the body, hepaticportal: the _ vein receives blood specifically from the stomach, intestines, pancreas, and spleen, and carries it into the liver (2 words), palate: the roof of the mouth, uvula: a fleshy extension at the back of the soft palate which hangs above the throat, lingual frenulum: the tongue attaches to the floor of the mouth with a web of tissue called the _ (2 words), bolus: a small rounded mass of a substance, especially of chewed food at the moment of swallowing, enamel: the protective, outer covering of your tooth, dentin: a layer of material that lies immediately underneath the enamel of the tooth, gingivitis: gum inflammation, periodontitis: a serious gum infection that damages the soft tissue around teeth.