Alimentation
the process of providing nutrition for the body
Ingestion
the oral intake of substances into the body (in humans)
Digestion
the mechanical and chemical conversion of food into substances that can be eventually absorbed by cells
Absorption
the process in which digested food molecules pass through the lining of the small intestine into the blood or lymph capillaries
Elimination
removal of undigested food particles
Defecation
elimination of wastes through the anus in the form of feces
Lactase
enzyme that breaks down lactose
Glucose
a simple sugar that is the major source of energy for the body
Amylase
enzyme that breaks down starch
Protease or Proteinase
effective enzyme that breaks down protein
Lipase
effective enzyme that breaks down a lipid (fat)
Gastrointestinal
refers to the stomach and intestines
Oral surgeon
one who specializes in the surgery of the mouth
Gingival
pertaining to the gum
hypoglossal
under the tongue
sublingual
a type of medication that is placed under the tongue, where the medicine dissolves
dental
pertaining to teeth
pedodontics
deals with the teeth and mouth conditions of children
orthodontics
the branch of dentistry concerned with tooth alignment and associated with facial problems
Orthodontist
a specialist in orthodontics
periodontium
tissue that supports the teeth and keeps them firmly anchored
Periodontal
pertaining to the periodontium
Gastric lavage
washing out of the stomach
gastralgia & gastrodynia
pain of the stomach
gasteroentrology
the study of the stomach, intestines, and associated structures
gasteroenterologist
a physician who specializes in gasteroenterology
Ileocecal valve
a group of muscles that are located between the ileum & the cecum
Sigmoid colon
the latter part of the colon that is S-shaped
protcologist
a physician who specializes in diseases of the anus and rectum as well as disorders of the colon
Bile
produced by the liver to break down fats before absorption by the small intestine
biliary
pertaining to bile
cholecystic
pertaining to the gallbladder
choledochal
pertaining to the common bile duct
insulin
a hormone that regulates the blood sugar level
esophagram or esophagogram
an x-ray image of the esophagus while the patient swallows a liquid barium suspension
barium meal
ingested in the upper GI series and the radiographic examination is made as the barium passes through the esophagus, stomach, and duodenum
barium enema
lower intestinal tract is studied with a rectal infusion of barium sulfate
biliary tract
the pathway for bile to flow from the liver to the bile duct and into the duodenum
biliary calculus
gallstone; a stone that is formed in the biliary tract varying in size from very small to very large
cholelithiasis
the presence of stones in the gallbladder
choledocholithiasis
stones that become lodged in the common bile duct
pancreatolithiasis
the presence of a pancreatic stone
sialography
studying the salivary glands by injecting radiopaque substances into the duct
esophagoscopy
if the focus of an upper garstrointestinal endoscopy is the esophagus
gastroscopy
f the focus of an upper garstrointestinal endoscopy is the stomach
colonoscopy
the endoscopic examination of the lining of the colon with a colonoscope
sigmoidscopy
inspection of the rectum and sigmoid with an endoscope
proctoscopy
endoscopic examination of the rectum with a proctoscope
Diabetes mellitus (DM)
a result or resistance to insulin or lack of insulin secretion by the insulin-secreting cells of the pancreas
hyperglycemia
increased glucose level in the blood
polyphagia
excessive hunger & uncontrollable eating
polyuria
excessive urination
polydipsia
excessive thirst
glycosuria
urine that contains glucose
Gestational diabetes mellitus
first recognized during pregnancy usually caused by a deficiency of insulin
hypoglycemia
the pancreas produces too much insulin and the blood contains less than the normal amount of sugar
hyperlipemia
cholesterol is elevated
increased amount of fat or lipids in the blood
obesity
abnormal increase in the proportion of fat cells in the body
emesis
vomiting
dehydration
the output of body fluid exceeds the fluid intake
emaciation
excessive leanness caused by disease or lack of nutrition
anorexia
loss of appetite for food
anorexia nervosa
associated with psychological stress or conflict, characterized by prolonged refusal to eat that results in emaciation
bulimia
characterized by episodes of binge eating that often terminate in sells induced vomiting
malnutrition
depletion of nutrients for body cells
malabsorption syndrom
complex of symptoms that include anorexia, weight loss, flatulence, muscle contractions, and bone pain
flatulence
excessive gas in the stomach and intestinal tract that leads to bloating
appendicitis
inflammation of the vermiform appendix
hepatitis
inflammation of the liver
hepatomegaly
enlargement of the liver
hepatic
pertaining to the liver
cirrhosis
chronic liver disease characterized by marked degeneration of liver cells
hepatotoxic
toxic or destructive to the liver
cholangitis
inflammation of the bile ducts
cholangiography
x-ray examination of the bile ducts, usually a contrast agent
cholecystitis
inflammation of the gallbladder
pancreatolith
pancreatic stone
sialolithiasis
presence of a salivary stone
eupepsia
good or normal digestion
dyspepsia
bad, poor, or abnormal digestion
visceral
pertaining to the large internal organs in the abdominal cavity
peritoneum
membrane that surrounds the viscera and lines the abdominal cavity
peritonitis
inflammation of the peritoneum
hernia
protrusion of an organ through an abnormal opening in the muscle wall of the cavity
canker sores
ulcers of the mouth & lips
cheilitis
inflammation of the lips
gingivitis
inflammation of the gums
glossitis
inflammation of the tongue
stomatitis
inflammation of the mouth
dysphagia
inability to swallow or difficulty in swallowing
esophageal varices
a complex of enlarged & swollen veins at the lower end of the esophagus that are susceptible to hemorrhage
esophagitis
inflammation of the esophagus
gastresophageal reflux disease (GERD)
condition resulting from the back flow of the stomach contents into the esophagus
gastritis
inflammation of the stomach
gastrocele
herniation of the stomach
gastroenteritis
inflammation of the stomach and intestinal tract
hyperacidity
excessive amount of acid in the stomach
ulcer
lesion of mucus membrane accompanied by shedding of dead tissue
upper gastrointestinal bleeding
bleeding of the upper digestive structures, sometimes evidence of blood in the vomit
appendicitis
inflammation of the vermiform appendix
colitis
inflammation of the colon
diverticulitis
inflammation of a diverticulum in the intestinal tract, especially in the colon, causing stagnation of feces and pain
diverticulum
a small sac or pouch in the wall of an organ
diverticulosis
the presence of diverticula without inflammation
duodenal ulcer
an ulcer of the duodenum
duodenitis
inflammation of the duodenum
enterostasis
stoppage or delay in the passage of food through the intestine
hemorrhoids
masses of veins in the anal canal that are unnaturally distended and lie just inside or outside the rectum
irritable bowel syndrome (IBS)
abnormally increased motility of large and small intestines of unknown origin
lower gastrointestinal bleeding
bleeding of the lower digestive structures
cholecystitis
inflammation of the gallbladder
cholelithiasis
formation or presence of gallstones in the gallbladder or common bile duct
cholestasis
stoppage of bile excretion
cirrhosis
chronic liver disease characterized by marked degeneration of liver cells
hepatitis
inflammation of the liver
hepatomegaly
enlargement of the liver
diabetes
general term for diseases characterized by excessive urination
hypoglycemia
condition in which the blood glucose level is abnormally low
pancreatitis
inflammation of the pancreas
esophagostomy
a tube is inserted through a new opening made in the esophagus
gastrostomy
a tube is inserted through a new opening made in the stomach
Jejunostomy
a tube is inserted through a new opening made in the jejunum
anorexiant
an appetite-supressing drug
gastroplasty
gastric bypass
surgical approaches for treating extreme obesity, generally used when conservative methods have failed, limit food intake or absorption
antidiarrheals
used to treat diarrhea
antiemetics
relieve or prevent vomiting
laxatives
evacuation of the bowel and may be prescribed to correct constipation
purgatives
cathartics
strong medications used to promote full evacuation of the bowel, as in preparation for diagnostic studies or surgery of the digestive tract
appendectomy
removal of the vermiform appendix
cholecystectomy
surgical removal of the gallbladder
colostomy
creation of an artificial anus on the abdominal wall by incising the colon and drawing it out to the surface
gastrectomy
surgical removal of all or part of the stomach
gastroduodenostomy
when the remaining part of a gastrectomy is joined to the duodenum
anastomosis
the joining of two organs, vessels, or ducts that are normally separate
gastrostomy
surgical creation of a new opening into the stomach through the abdominal wall
hemorrhoidectomy
removal of hemorrhoids by any of several means, including surgery
ileostomy
creation of a surgical passage through the abdominal wall into the ileum
laparoscopy
examination of the abdominal cavity with a laparoscope through one or more small incisions in the abdominal wall
liver biopsy
removal of tissue from the liver for pathologic examination
percutaneous liver biopsy
removal of liver tissue by using a needle to puncture the skin overlying the liver
pancreatolithectomy
excision of a pancreatic stone
vagotomy
resection of portions of the vagus nerve near the stomach