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Chapter 8
The Digestive System
60
Medical
Undergraduate 2
10/19/2011

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Term
aerophagia
Definition

the excessive swallowing of air while eating or drinking, common cause of gas in the stomach 

*burping*

Term
amebic dysentery
Definition
(amebiasis) transmitted by food or water that is contaminated due to poor sanitary conditions
Term
anastomosis
Definition
the surgical connection between two hollow or tubular structures 
Term
anorexia nervosa
Definition
an eating disorder characterized by a false perception of body appearance. Leads to an intense fear of gaining weight and refusal to maintain a normal body weight
Term
antiemetic 
Definition
medication administered to prevent or relieve nausea and vomiting
Term
aphthous ulcers
Definition

(canker sores) grey-white pits with a red border in the soft tissues lining the mouth

*Cause unknown, appearance associated with stress, certain foods, or fever

Term
ascites
Definition
abnormal accumulation of serous fluid in the peritoneal cavity
Term
bariatrics
Definition
the branch of medicine concerned with the prevention and control of obesity and associated diseases
Term
borborygmus
Definition
the rumbling noise caused by the movement of gas in the intestine
Term
botulism
Definition
(food poisioning) rare, but very serious, condition transmitted through contaminated food or an infected wound
Term
bulimia nervosa
Definition
an eating disorder characterized by frequent episodes of binge eating followed by compensatory behaviors such as self-induced vomiting or the misuse of laxatives, diuretics, or other medications
Term
cachexia
Definition
condition of physical wasting away due to the loss of weight and muscle mass that occurs in patients with diseases such as advanced cancer or AIDS
Term
cheilosis
Definition
disorder of the lips characterized by crack-like sores at the corners of the mouth
Term
cholangiography
Definition

a radiographic examination of the bile ducts with the use of a contrast medium

*Used to identify obstructions in the liver or bile ducts that slow or block the flow of bile from the liver

Term
cholangitis
Definition
an acute infection of the bile duct characterized by pain in the upper-right quadrant of the abdomen, fever, and jaundice
Term
cholecystalgia
Definition
pain in the gallbladder
Term
cholecystectomy
Definition
the surgical removal of the gallbladder
Term
cholecysitis
Definition
inflammation of the gallbladder, usually associated with gallstones blocking the flow of bile
Term
choledocholithotomy
Definition
an incision into the common bile duct for the removal of gallstones
Term
cholelithiasis
Definition
the presence of gallstones in the gallbladder or bile ducts
Term
cholera
Definition
transmitted through contact with contaminated food or water
Term
cirrhosis
Definition
a progressive degenerative disease of the liver that is often caused by excessive alcohol use or by viral hepatitis B or C
Term
colonoscopy
Definition
the direct visual examination of the inner surface of the entire colon from the rectum to the cecum
Term
Crohn's disease
Definition
chronic autoimmune disorder that can occur anywhere in the digestive tract; however, it is most often found in the ileum and in the colon
Term
diverticulitis
Definition
the inflammation of one or more diverticula in the colon
Term
diverticulosis
Definition
the presence of a number of diverticula in the colon
Term
dyspepsia
Definition
(indigestion) pain or discomfort in digestion
Term
dysphagia
Definition
difficulty in swallowing
Term
emesis
Definition
(vomiting) the reflex ejection of the stomach contents through the mouth
Term
enteritis
Definition
an inflammation of the small intestine caused by eating or drinking substances contaminated with viral and bacterial pathogens
Term
eructation
Definition
the act of belching or raising gas orally from the stomach
Term
esophageal varices
Definition
are enlarged and swollen veins at the lower end of the esophagus
Term
esophagogastroduodenoscopy
Definition
an endoscopic procedure that allows direct visualization of the upper GI tract which includes the esophagus, stomach, and upper duodenum
Term
gastroduodenostomy
Definition
the establishment of an anastomosis between the upper portion of the stomach, and the duodenum
Term
gastroesophageal reflux disease
Definition
(GERD) the upward flow of acid from the stomach into the esophagus
Term
gastrostomy tube
Definition
a surgically placed feeding tube from the exterior of the body into the stomach
Term
hematemesis
Definition
the vomiting of blood
Term
Hemoccult test
Definition
laboratory test for hidden blood in the stomach
Term
hepatitis
Definition

an inflammation of the liver

*5 varieties (A,B,C,D,E)

Term
herpes labialis
Definition
(cold sores, fever blisters) blister-like sores on the lips and adjacent facial tissue that are caused by the oral herpes simplex virus type 1
Term
hiatal hernia
Definition
condition in which a portion of the stomach protrudes upward into the chest, through an opening in the diaphragm
Term
hyperemesis
Definition
extreme, persistent vomiting that can cause dehydration
Term
ileus
Definition
the partial or complete blockage of the small and/or large intestine
Term
inguinal hernia
Definition
the protrusion of a small loop of bowel through a weak place in the lower abdominal wall or groin
Term
jaundice
Definition
yellow discoloration of the skin, mucous membranes, and the eyes. Caused by greater than normal amounts of bilirubin in the blood
Term
melena
Definition
the passage of black, tarry, and foul-smelling stools
Term
morbid obesity
Definition
the condition of weighing 2 or 3 times, or more, than the ideal weight or having a BMI value greater than 39
Term
nasogastric intubation
Definition
the placement of a feeding tube through the nose and into the stomach
Term
obesity
Definition

an excessive accumulation of fat in the body

*Usually used for indiviuals who are more than 20%-30% over the established weight standards for their height, age, and gender

Term
periodontium
Definition
consists of the bone and soft tissues that surround and support the teeth
Term
peristalsis
Definition
series of wave-like contractions of the smooth muscles in a single direction
Term
proctopexy
Definition
the surgical fixation of a prolapsed rectum to an adjacent tissue or organ
Term
regurgitation
Definition
the return of swallowed food into the mouth
Term
salmonellosis
Definition
transmitted by food that is contaminated by feces
Term
sigmoidoscopy
Definition
the endoscopic examination of the interior of the rectum, sigmoid colon, and possibly a portion of the descending colon
Term
stomatorrhagia
Definition
describes bleeding from any part of the mouth
Term
trismus
Definition

describes any restriction to the opening of the mouth caused by trauma, surgery, or radiation associated with the treatment of oral cancer

*Causes difficulty in speaking and affects the patient's nutrition due to impaired ability to chew and swallow

Term
ulcerative colitis
Definition
chronic condition of unknown cause in which repeated episodes of inflammation in the rectum and large intestine cause ulcers and irritation
Term
volvulus
Definition
the twisting of the intestine on itself that causes an obstruction
Term
xerostomia
Definition
(dry mouth) the lack of adequate saliva due to diminished secretions by salivary glands
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