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.