1) The valve that prevents the back flow of food. a) Rugae b) Sphincter c) Pharynx 2) The small sac attached to the large intestine on the lower right side of the stomach. a) Appendix b) Rugae c) Pancreas 3) The fluids that helps emulsify fat. a) Lipase b) Insulin c) Bile 4) The organ responsible for the final absorption of water and salts. a) Small intestine b) Large intestine c) Esophagus 5) The longest organ in the digestive tract. a) Small intestine b) Large intestine c) Esophagus 6) he common passageway for food and air. a) Epiglottis b) Pharynx c) Mouth 7) The enzyme that aids in the digestion of fats. a) Bile b) Insulin c) Lipase 8) Folds that increase the surface area of the stomach. a) Rugae b) Jejunum c) Sphincter 9) The organ that temporarily stores food. a) Stomach b) Liver c) Small intestine 10) The first segment of the small intestine. a) Jejunum b) Duodenum c) Ileum 11) It is a thin piece of cartilage that directs food down into the esophagus, preventing the occurrence of choking. a) Pharynx b) Tongue c) Epiglottis 12) This digestive process refers to the movement of absorbed nutrients into the cells of the body for growth and repair. a) Assimilation b) Ingestion c) Absorption 13) The accessory organs all release a fluid that breaks down the nutrients our body needs specifically the enzyme lipase, which is known for breaking down which nutrient? a) Carbohydrates b) Proteins c) Fats 14) The process through which the muscles of the esophagus contract to push the mass of the food downward towards the stomach. a) Egestion b) Peristalsis c) Ingestion 15) The stomach churns the food into which of the following? a) Bolus b) Pepsin c) Chyme 16) Water is important to our digestion to maintain the natural rhythm of our body. What the you call the process in which the water molecule is added to digestive enzymes to digest food further? a) Hydrolysis b) Mastication c) Peristalsis 17) Which part of the large intestine is a pouch-like organ that is responsible for receiving liquid and mixing the food particles with bacteria? a) Duodenum b) Colon c) Rectum 18) A condition that characterized by having loose, watery stools, three or more times a day. a) Diarrhea b) Constipation c) Gastric Ulcer 19) A condition marked by difficulty in moving bowels regularly. a) Appendicitis b) Gastric Ulcer c) Constipation 20) A condition that shows inflammation of the right appendix due to infection. a) Appendicitis b) Marasmus c) Gastroesophageal reflux disease

Digestive System

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