The Digestive System Crossword Puzzle

QUESTIONS LIST:

• mouth: in the _ . both mechanical and chemical digestion take place.
• bolus: _ is chewed food mixed with saliva.
• epiglottis: the small flap of cartilage that closes over the trachea to keep food from entering the lungs is called the _ .
• esophagus: the _ is 12 inches long.
• peristalsis: the wave-like contractions of the smooth muscles lining the esophagus is called _ .
• stomach: the digestion of proteins begins in the _ .
• small intestine: the _ _ is lined with villi that helps increase absorption of nutrients.
• bile: the liver makes _ .
• pancreas: the _ is located between the stomach and small intestines.
• insulin: the pancreas produces _ , which helps regulate blood sugar levels.
• large intestine: the main function of the _ _ is the absorption of water.
• rectum: the _ stores solid waste.
• excretion: _ is the process of releasing wastes through the anus.