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The Digestive System. Mr. Gerlach’s 7 th Grade Health Education. Defn: Changes food you eat into nutrients that your cells can use. Alimentary Canal: The complete digestive system (mouth to rectum). Digestion : Food is chemically changed so that it can be absorbed into the bloodstream.
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The Digestive System Mr. Gerlach’s 7th Grade Health Education
Defn:Changes food you eat into nutrients that your cells can use. Alimentary Canal:The complete digestive system (mouth to rectum). Digestion: Food is chemically changed so that it can be absorbed into the bloodstream. The Digestive System
Teeth:Grinds your food. Salivary Glands:Produce the saliva in your mouth. Tongue:Helps to push food into your esophagus. Parts of the Digestive System
Esophagus:The tube that carries food from the mouth to the stomach. Epiglottis:The flap of skin that covers the trachea Uvula:Covers the nasal passage Parts of the Digestive System
Stomach:Stores all the food. (warehouse for food) Sphincter muscles:The muscles found at each end of the stomach. Chyme:Liquid lumpy material that is made by the stomach. Parts of the Digestive System
Peristalsis Waves:A ring of muscle that moves food through the digestive system. Absorption:The process where digested food gets into the blood stream How food moves through the Digestive System !!
Villi:Tiny projections on the inner walls of the small intestine where absorption takes place. Absorption in the Small Intestine
Small Intestine:Where digestion first takes place. Duodenum:The tube that runs from the stomach to the small intestine. Parts of the Digestive System
Colon Large Intestine: Three Parts: Ascending Colon Traverse Colon Descending Colon Appendix:Attached to the beginning of the Ascending Colon Parts of the Digestive System
Liver:Makes bile and sends it to the gall bladder. Bile:A substance produced by the liver and stored in the gall bladder. Gall Bladder:Receives bile from the liver and stores the bile Other Parts of the Digestive System
Pancreas:Breaks down sugars and starches. Other Parts of the Digestive System
The Human Digestive System • This link provided us with a great review activity for learning the Digestive System parts. • Back
Kidneys:Filter the water and dissolved wastes in the body. Ureters:Narrow tubes that carry urine from your kidneys to the bladder. Bladder:Urine is stored in the bladder Urethra:A narrow tube that carries urine from the body The Process of Removing Waste
Indigestion:Stomach too acidic, may be caused by eating too fast or too much or by spicy or acidic foods. Diarrhea:Watery feces; caused by bacteria, virus, food poisoning, nutritional deficiencies. Ulcers:Sores on the inner walls of the stomach or small Intestines. Problems of the Digestive System
Cirrhosis:Destruction on liver tissue; caused by drinking too much alcohol. Gallstones: Crystals in gallbladder; may block passage of bile to small intestines. Problems of the Digestive System
Kidney Stones:Crystals in the kidney; may block passage of urine to the bladder. Problems of the Digestive System
Appendicitis:Inflammation of the appendix Problems of the Digestive System
Colon Cancer: Uncontrolled growth of abnormal cells in large intestine. Problems of the Digestive System
Care of the Digestive System • The best way to take care of the digestive is to practice healthful eating habits • Eat a variety of food from different food groups, low in fat high in fiber. • Do not hurry through your meals. Enjoy your food • Eat enough food to satisfy your hunger. • Drink plenty of water. • Have regular dental checkups
