Digestive System Review Exam Questions And Answers 100% Accurate Rated A+.

Describe the path food will take through your digestive system, starting with the mouth. - correct answer Buccal Cavity Pharynx Esophagus Stomach Small Intestine Ascending Colon Transverse Colon Descending Colon Rectum Anus Where does protein digestion occur? - correct answer Stomach and small intestine. What organs digest protein? - correct answer Stomach, pancreas, and small intestine. What enzymes are involved in protein digestion? - correct answer Pepsinogen, protease, (protease is dumped into SI by pancreas). Examples of protein - correct answer Meat and milk. Where are carbohydrate digested? - correct answer Mouth and small intestine. What organs digest carbohydrates? - correct answer Salivary glands and pancreas. What enzymes are involved in carbohydrate digestion? - correct answer Amylase. Examples of carbohydrates - correct answer Bread and fries. Where are lipids digested? - correct answer Small intestine. What organs digest lipids? - correct answer Liver/gallbladder and pancreas. What enzymes are involved in lipid digestion? - correct answer Bile and lipase. Examples of lipids - correct answer Oil, butter, and fries. Digestion - correct answer Chemical and mechanical processes of food breakdown. Mechanical Digestion - correct answer Physical breakdown of food. Chemical Digestion - correct answer Reduces large complex molecules to simpler compounds by the process of catabolism; enzymes split large molecules. Peristalsis - correct answer Propulsive process that moves food from one organ to the next. Chyme - correct answer Acidic paste of food and gastric juices created in the stomach. Metabolism - correct answer The sum of energy produced by all chemical rxns and mechanical work of the body. Lingual Frenulum - correct answer Holds tongue to floor of mouth. Chief Cells - correct answer Produces pepsinogen; when pepsinogen comes into contact with HCI from parietal cells, becomes pesin (active form). Peritoneum - correct answer Most extensive serous membrane in the body. Deglutition - correct answer Swallowing. Mastication - correct answer Chewing. Peyer's Patches - correct answer Found in the distal end of the small intestine to prevent bacteria from large intestine from entering the small intestine. Explain the importance of saliva to the process of ingestion and digestion. - correct answer Starts chemical digestion of carbs, moistens food and aids in compacting of the bolus, dissolves food chemicals so that they can be tested, and cleanses mouth. How are the gallbladder and liver related in the process of chemical digestion? - correct answer Bile is made in the liver and stored in the gallbladder. Bile - correct answer Contains cholesterol, emulsification agents and phospholipids, dumped into duodenum of small intestine. What role does the pancreatic gland play in digestion? How do pancreatic juices help with chemical digestion? Where do they act? - correct answer It produces enzymes that finish digestion of proteins, lipids, and carbs. They act in duodenum of small intestine. Describe the structure of the small intestine. Which structures control the opening and the exit of the small intestine? How is the small intestine structurally divided? What is (are) the primary functions of the small intestine? - correct answer Pylonic sphineter controls food entering duodenum from stomach. Ileocecal valve controls food leaving small intestine for large intestine. - Duodenum (proximal) - Jejunom - Ileum (terminal) Main Function : absorption of nutrients. Name the several regions of the large intestine. - correct answer Cecum Ascending Colon Transverse Colon Descending Colon Sigmoid Colon Rectum Anal Canal Anus Appendix