Digestive System. Digestion Process of breaking down food into usable materials.
Digestive System. Digestive System Food must be broken down into nutrients in a form the body can...
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Transcript of Digestive System. Digestive System Food must be broken down into nutrients in a form the body can...
Digestive System Food must be broken down into nutrients in a form the body can use.
The breaking down of food into simpler substances for use by the body is the job of the digestive system.
The digestive system is a coiled, muscular tube (6-9 meters long) beginning with the mouth and ending with the anus
DigestionDigestion is the process by which food is converted into soluble forms
Digestive System Notes7th Grade Science
Unit 4
Care of the Digestive System• Eat foods that are high in fiber like fruits and vegetables
Drink plenty of water
Chew your food completely before you swallow
Avoid foods high in fat
Digestive Disorders
• A. Ulcers - spot in stomach lining where cells are destroyed, lining unprotected, irritated by stomach acid
• B. Gastritis - swelling of stomach lining, caused by irritating foods, alcohol, or bacteria
• C. Acid Reflux - "back washing" of acid from the stomach into the esophagus; also called heartburn