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Digetive system

Term Definition
Explain why hydrochloric acid does not burn through the stomach Other cells secrete mucous to protect lining of stomach submucosa layer
Finger-like projections in the small intestine are called villi
The muscular organ that occupies the floor of the mouth is the tongue held down by frenulum
the type of digestion that begins in the mouth with mastication. Mechanical digestion
Baby teeth are also called because they fall out deciduous teeth
The paste-like mixture made from food and gastric juice is called chyme
the--- membrane anchors the tongue. Frenulum
The tube that carries food to the stomach is called the esophagus
The muscle that separates the thoracic from abdominal cavity is called the diaphragm
the chemical substance secreted by the stomach that begins breakdown of food. hydrochloric acid
large intestine Absorb H2O & electrolytes Synthesis of vitamins Temporary storage of waste Elimination of waste
stomach Secretion of gastric juice Secretion of gastric hormones Regulation of partially digested food to the small intestine(most important function) Digestion of food, mostly mechanical. Absorption of small quantities of water and dissolved substances.
liver a large lobed glandular organ in the abdomen of vertebrates
gallbladder bile is stored after secretion by the liver and before release into the intestine.
pancreas Secretes enzymes that are most important in digestion Secretes insulin
small intestine Increases amt of the end product of digestion that can be absorbed into the capillaries
salivary glands often and moisten food and facilitate swallowing
sublingual situated or applied under the tongue.
nasogastric tube a narrow bore tube passed into the stomach via the nose
hydrochloric acid secrete enzymes for protein breakdown
peristalsis creating wave like movements that push the contents of the canal forward.
The digestive tract extends from the ----to the----- mouth-----anas
The other names for the digestive tract are the: gut, the digestive tube, the alimentary canal, the gastrointestinal (GI) tract, the intestinal tract, and the intestinal tube.
The digestive tract is composed of how many layers? 3
Which layer of the digestive tract contains the blood vessels? Submucosa
Children have ___ deciduous teeth. 20
Adults have ____ permanent teeth. 32
The five digestive functions of the stomach are Ingestion (eating) Digestion (mechanical & Chemical) Absorption Elimination
The esophagus is approximately _________inches in length. 10
. The _______________prevents food from going threw your nose esophagus
What causes hiccups spasms of diaphragm
The digestive tract begins with the Mouth (oral cavity or buccal cavity)
Created by: ls99510