Chapter 5- Vocabulary Flashcards
Amino acids
Small building blocks of proteins, released when proteins are digested
Absorption
Passage of material through the walls of the small intestine into the bloodstream
Amylase
Enzyme (-ase) secreted by the pancreas and salivary glands to digest starch (amyl/o)
Anus
Terminal end or opening of the digestive tract to the outside of the body
Appendix
Blind pouch hanging from the cecum (in the right lower quadrant
Bile
Digestive juice made in the liver and stored in the gallbladder
Bilirubin
Pigment released by the liver in bile
Bowel
Intestine
Canine teeth
Pointed, dog-like teeth .also called cuspids or eyeteeth
Cecum
First part of the large intestine
Colon
Portion of the large intestine consisting of the ascending, transverse ,descending and sigmoid segment
Common bile duct
Carries bile from the liver and gallbladder to the duodenum
Defecation
Elimination of feces from the digestive tract through the anus
Deglutition
Swallowing
Dentin
Primary material found in teeth
Digestion
Breakdown of complex food to simplex form
Duodenu
First part of the small intestine
Elimination
Act of removal of material from the body
Emulsification
Physical process of braking up large fat globules into smaller globules
Enamel
Hard, outermost layer of a tooth
Enzyme
Chemical that speeds up a reaction between substance
Esophagus
Tube connecting the throat to the stomach. Eso-means inward; phag/o means swallowing.
Fatty acids
Substances produce when fats are digested. Fatty acids are a category of lipids
Feces
Solid wastes
Gallbladder
Small sac under the liver
Glycogen
Starch; glucose is store in the form of glycogen in liver cells
Hydrochloric acid
Substance produce by the stomach
ileum
Third part of the small intestine, meaning twisted
Incisor
Any one of four front teeth in the dental arch
Insulin
Hormone produce by the endocrine cells of the pancreas
Jejunum
Second part of the small intestine
Lipase
Pancreatic enzyme necessary to digest fats
Liver
Large organ located in RUQ of the abdomen
Lower esophageal
Ring of muscle between the esophagus and the stomach, also called cardiac sphincter
Mastication
Chewing
Molar teeth
Sixth, seventh and eighth teeth from the middle of either side of the dental arch
Palate
Roof of the mouth
Pancreas
Organ under the stomach
Papillae (singular; papilla)
Small elevation on the tongue
Parotid gland
Salivary gland within the cheek, just anterior to the ear
Peristalsis
Rhythmic contractions of the tubular organs. In the gastrointestinal tract
Pharynx
Throat , the common passageway for food from the intestines
Protease
Enzyme the digests protein
Pulp
Soft tissue within a tooth, containing nerves and blood vessels
Pyloric sphincter
Ring of muscle at the end of the stomach , near the duodenum
Pylorus
Distal region of the stomach
Rectum
Last section of the intestine, connecting the end colon and the anus
Rugae
Ridges on the hard palate and the wall of the stomach
Saliva
Digestive juice produced by salivary glands
Salivary glands
Parotid, sublingual ,and submandibular glands
Sigmoid colon
Fourth and last , S-shape segment of the colon ,just before the rectum
Sphincter
circular ring of muscles that constricts a passage or closes a natural opening
Stomach
Muscular organ that receives food from the esophagus
Triglycerides
Fat molecules composed of three parts fatty acids and one part glycerol
Uvula
Soft tissue hanging from the middle of the soft palate
Villi
Microscopic projection in the small intestine that absorb nutrients into the blood stream