Digestive System Flashcards
Absorption
Passage of materials through villi into blood
Amino acid
Small building blocks of proteins, released when proteins are digested
Amylase
Enzyme that digests starch
Anorexia
Lack or loss of appetite
Bile
Digestive juice made in the liver and stored in the gallbladder
Bilirubin
Pigment released by the liver in bile
Buccal
Pertaining to the cheek
Cec/o
Combining form for the first part of the large intestine
Cecum
First part of the large intestine (colon)
Celi/o
The abdomen
Cholecystectomy
Removal (excision, resection) of the gallbladder
Cholecystitis
A condition characterized by the inflammation of the gallbladder
Cirrhosis
Chronic liver disease resulting from alcoholism and malnutrition
Colon
Large intestine
Colostomy
New opening from the large bowel to the surface of the body
Defecation
Removal of waste material from the body
Deglutition
Swallowing
Diverticula
Abnormal side pockets in a hollow organ, such as the intestine
Duodenum
First part of the small intestine
Dysentery
Painful inflammation of intestines often caused by bacterial infection
Dysphasia
Difficulty in swallowing
Emulsification
Process of breaking up large fat globules
Enamel
Hard, outermost layer of a tooth
Esophagus
Tube connecting the throat to the stomach
Fatty acids
Substances produced when fats are digested
Feces
Solid wastes; stools
Gallbladder
Small sac under the liver; stores bile
Gingivitis
Inflammation of gums
Gloss/o
Tongue
Glucose
Simple sugar; necessary as a source of energy for body cells
Glycogen
Starch; stored sugar
Hemorrhoids
Swollen, twisted veins in the rectal region
Hepatitis
Inflammation of the liver caused by type A,B, or C virus
Hepatomegaly
Enlarged liver
Hydrochloric acid
Chemical produced by the stomach to aid digestion
Etiology
Study of the cause of disease
Incisor
One of the four front teeth
Insulin
Hormone produced by the pancreas
Ileum
Third part of the small intestine
Ileus
Loss of peristalsis with resulting obstruction of the intestines
Intussusception
Telescoping of the intestine
Irritable bowel syndrome
Group of gastrointestinal symptoms associated with stress, but without inflammation of the intestines
Jaundice
Yellow coloration of the skin
Lapar/o
Abdomen, abdominal wall
Leukoplakia
Lesions in the mouth that present as thickened, white patches that cannot be rubbed off
Lingu/o
Pertaining to the tongue
Lipase
Pancreatic enzyme necessary to digest fats
Mastication
Chewing
Melena
Black, tarry stools; feces containing blood
Or/o
Mouth
Palate
Roof of the mouth
Pancreas
Organ under the stomach; produces insulin and enzymes
Papillae
Small elevations on the surface of the tongue; contains taste buds
Parotid gland
Secretes enzymes into the mouth
Peptic ulcer
Sore or lesion of the mucous membrane in the stomach or duodenum
Peristalsis
Muscular wave-like movement to transport food through the digestive system
Peritonitis
Inflammation of the peritoneum
Pharynx
Throat
Portal vein
Blood vessel bringing blood to the liver
Postprandial
After mealtime
Protease
Enzyme that digests proteins
Pulp
Part of the tooth that contains a rich supply of nerves and blood vessels
Regurgitation
Backward flowing, ex. Vomiting
Rugae
Ridges on the hard palate and the wall of the stomach
Sphincter
Circular ring of muscle that constricts a passage or closes a natural opening
Stomat/o
Mouth
Stomatitis
Any inflammation of the lining of any of the soft-tissue structures of the mouth
Triglycerides
Large fat molecules
Ulcerative colitis
chronic inflammation of the large bowel with ulcers
Ulcers
A lesion that is eroding away the skin or mucous membrane
Uvula
Soft tissue hanging from the middle of the soft palate, at the back of the mouth
Villi
Microscopic projections in the walls of the small intestine
Volvulus
Twisting of the intestine