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72 Cards in this Set

  • Front
  • Back
in the GI tract the submucosal neural plexus is known as
Meissner plexus
the myenteric plexus is known as
Auerbach plexus
in esophageal atresia the esophagus frequently communicates with the
trachea by a fistula
achalasia is characterized by
aperistalis, partial or incomplete relaxation of the lower esophageal sphincter with swallowing, and increased resting tone of lower esophageal sphincter
a hiatal hernia is
seperation of the diaphgragmatic crura and widening of hte space btwn the muscular crura and the esophageal wall
small lacerations in esophagus frequently encountered in chronic alcoholics are known as
Mallory-weiss tears
the most common and important cause of esophagitis is
reflux
Barrett esophagus is charcaterized by
distal squamous mucosa replaced by metaplastic columnar epithelium
esophageal diverticula occuring immediately above the upper esophageal sphincter are known as
Zenker diverticula
esophageal varices are most frequently caused by
Portal hypertension
esophageal varices are most often associated with
alcoholic cirrhosis
the most common benign tumor of the esophagus
Leiomyoma
name two of the most common environmental influences linked to carcinoma of the esophagus
alcohol consumption and tobacco use
the most common location of malignant tumors of the esophagus is
middle third
name the five anatomic parts of the stomach
carida, fundus, body, antrum, pylorus
name the four major cell types found within the gastric mucosa
mucous cell, parietal cells, chief cells, endocrine and enteroendocrine cells
projectile vomiting in infants is most frequently cuased by what anatomic lesion of the stomach
congenital hypertrophic pyloric stenosis
the most important etiolgic factor associated with chronic gastritis and increased risk for peptic ulcers
Helicobacter pylori
chronic gastritis can lead to a deficiency of vitamin B12 resulting in
pernicious anemia
Cushing ulcers
gastric, dudoenal, and esophageal tears arising in patients withintracranial injury operation or tumors
Curling ulcers
proximal duodenum and associated with severe burns or trauma
the most common site of chronic peptic ulcers
first portion of duodenum
are peptic ulcers most often multiple or solitary
solitary
what four conditions are felt to be important in causation of dudoenal ulcers
alcoholic cirrhosis chronic obstructive pulmonary disease, chronic renal failure and hyperparathyroidism
the most common benign tumor of the stomach is
gastric polyp
the most common reason for frozen section during gastric ulcer surgery is
to rule out malignancy
a diffuse infiltration and thickening of the gastric wall by cancer is a lesion known as
Linitis plastica
malignant gastric epithelia cells which contain mucin vacuoles that distend the cells and compress the nucleus are known as
Signet ring cells
what gastric cancer metastasizxes to the ovaries these lesions are known as
Krukenberg tumors
Brunner glands are found in which part of the small intestine
Duodenum
the ligament of Teitz demarcates the _____ from the
duodenum, jejunum
peristence of vesitgial remnant of the viteline duct is known as
Meckel diverticulum
most commonly Meckel diverticulum occur in
ileum within two feet of the ieocecal valve
careful examination of the lesions noted above should be performed for evidence of
gastric or pancreatic mucosa
list three of the most common causes of atrerial infarcations of small intestine
severe atherosclerosis, systemic vasculitis, dissecting aneurysm
name three different terms for granulomatous enteritis and list hte most common invovled site
terminal ileitis, regional enteritis, Crohns dieseae most frequently involved site is the terminal ileum
which form of inflammatory bowel disease is most frequently associated with the development of cancer
ulcerative colitis
carcinoid tumors most frequently occur in what part of the GI tract
appendix
celiac disease is also known as
Gluten-senstive enteropathy and Nontropical Sprue
intussusception
occurs when one segment of the small intestine constricted by a wave of peristalsis suddenly becomes telescoped into the immdediate distal segement of bowel
volvulus
complete twisting of a loop of bowel about its mesenteric base of attachment which also produces intestinal obstruction and infarction
congenital megacolon
Hirshsprung disease has an absence of ganglion cells in the muscle wall and submucosa of the affected segment
a special stain used at frozen section to aid in the diagnosis of congenital megacolon is
Acetylcholinesterase
the occasional confusion btwn colonic cancer and diverticulosis is caused by histomorphologic changes
inflammation leading to marked fibrotic thickening in and about the colon wall sometime producing narrowing
characteristic yellow green inflammatory exudate covering the colonic mucosa is characterstic of
pseudomembranous colitis
pseudomembrnous colitis is associated with
antibiotic therapy
the above lesion is most frequently associated with which particular organism
Clostridium difficle
name four different types of polyps of the colon
hyperplastic polyps, juvenile polyps, Peutz-Jeghers polyps, adenomatous polyps
the most important structure to be evaluated in the examination of a colonic polyp is
the stalk
a syndrome that combines multiple adenomatous polyps of the colon with brain tumors is known as
Turcot syndrome
the finding of multiple hamartomatous polyps of the GI tract is characterstic of what syndrome
Peutz-Jeghers syndrome
a napkin ring tumor of the colon is most frequently seen on which side
distal colon
the greatest percentage of all carcinomas of the colon are
adenocarcinomas
histologic criterion for the diagnosis of actue appendicitis is
neutrophilic infiltration of the muscularis
the malignant counter part of a begnin mucocele of the appendix is
mucinous cystadenocarcinoma
exudation of large amounts of mucionous and jelly like secretion within the peritoneal cavity associated with mucinous cystadenocarcinoma of hte appendix or ovary is known as
pseudomyxoma peritonei
the most frequent cause of peritoneal adhesions is
surgical procedures
in the GI tract the submucosal neural plexus is known as
Meissner plexus
the myenteric plexus is known as
Auerbach plexus
in esophageal atresia the esophagus frequently communicates with the
trachea by a fistula
achalasia is characterized by
aperistalis, partial or incomplete relaxation of the lower esophageal sphincter with swallowing, and increased resting tone of lower esophageal sphincter
a hiatal hernia is
seperation of the diaphgragmatic crura and widening of hte space btwn the muscular crura and the esophageal wall
small lacerations in esophagus frequently encountered in chronic alcoholics are known as
Mallory-weiss tears
the most common and important cause of esophagitis is
reflux
Barrett esophagus is charcaterized by
distal squamous mucosa replaced by metaplastic columnar epithelium
esophageal diverticula occuring immediately above the upper esophageal sphincter are known as
Zenker diverticula
esophageal varices are most frequently caused by
Portal hypertension
esophageal varices are most often associated with
alcoholic cirrhosis
the most common benign tumor of the esophagus
Leiomyoma
name two of the most common environmental influences linked to carcinoma of the esophagus
alcohol consumption and tobacco use
the most common location of malignant tumors of the esophagus is
middle third
name the five anatomic parts of the stomach
carida, fundus, body, antrum, pylorus