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Nutrition

Vocabulary

QuestionAnswer
Alimentary Canal: The whole passage along which food passes through the body from mouth to anus. It includes the esophagus, stomach, and intestines.
Anus: The anus is the opening where the gastrointestinal tract ends and exits the body.
Appendicitis: A serious medical condition in which the appendix becomes inflamed and painful.
Appendix: A tube-shaped sac attached to and opening into the lower end of the large intestine in humans and some other mammals.
Bile: A yellow or greenish viscid alkaline fluid secreted by the liver and passed into the duodenum where it aids especially in the emulsification and absorption of fats.
Chemical Digestion: The function or power of digesting food: My digestion is bad.
Chyme: The pulpy acidic fluid that passes from the stomach to the small intestine, consisting of gastric juices and partly digested food.
Colon: Part of the large intestine that is between the ileum and the rectum.
Constipation: A condition in which there is difficulty in emptying the bowels, usually associated with hardened feces.
Diarrhea: A condition in which feces are discharged from the bowels frequently and in a liquid form.
Esophagus: The esophagus is the muscular tube that conveys food from the pharynx at the back of the mouth to the stomach.
Feces: Waste matter discharged from the bowels after food has been digested; excrement.
Gall bladder: The small sac-shaped organ beneath the liver, in which bile is stored after secretion by the liver and before release into the intestine.
Gastric juice: A thin, clear, virtually colorless acidic fluid secreted by the stomach glands and active in promoting digestion.
Hydrochloric acid: A strongly acidic solution of the gas hydrogen chloride in water.
Large intestine: The cecum, colon, and rectum collectively.
Lipases: A pancreatic enzyme that catalyzes the breakdown of fats to fatty acids and glycerol or other alcohols.
Liver: A large lobed glandular organ in the abdomen of vertebrates, involved in many metabolic processes.
Mechanical digestion: Mechanical digestion involves physically breaking the food into smaller pieces.
Mucus: Nasal discharge through the nasal flow.
Oral cavity: The part of the mouth behind the gums and teeth that is bounded above by the hard and soft palates and below by the tongue and by the mucous membrane connecting it with the inner part of the mandible.
Pancreas: The pancreas makes pancreatic juices and hormones, including insulin and secretin.
Pepsin: Lively and high-spirited.
Peristalsis: Natural contraction of the stomach and intestines through which the contents of the digestive tract are pushed up and down.
Ptyalin: A form of amylase found in the saliva of humans and some other animals.
Rectum: The rectum is the final straight portion of the large intestine in humans and some other mammals, and the gut in others.
Rennin: An enzyme secreted into the stomach of unweaned mammals, and in some lower animals and plants, causing the curdling of milk.
Saliva: Alkaline liquid, transparent, aqueous and somewhat viscous secreted salivary glands from the mouth of people and other animals and serves to moisten the mucous membrane and to help prepare food for digestion.
Salivary glands: Any of various glands that discharge a fluid secretion and especially saliva into the mouth cavity and that in humans comprise large compound racemose glands including the parotid glands, the sublingual glands, and the submandibular glands.
Small intestine: The part of the intestine that runs between the stomach and the large intestine; the duodenum, jejunum, and ileum collectively.
Stomach: The internal organ in which the major part of the digestion of food.
Ulcer: An open sore on an external or internal surface of the body, caused by a break in the skin or mucous membrane that fails to heal.
Villi: A small projection on the surface of a mucous membrane, such as that of the small intestine.
Created by: Nicole Lopez