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Kasey2004 Flashcards
Chapter 7
Question | Answer |
---|---|
alimentary canal | another name for the digestive system |
absorption | process by which digested nutrients are sent into the bloodstream by passing through capillaries that are located in the walls of the small intestine |
upper GI tract | begins at the mouth or oral cavity where the breakdown of food is started |
oral cavity | includes lips, cheeks, teeth, palate, salivary glands and the tongue |
palate | another name for the roof of the mouth |
pharynx | throat |
esophagus | muscular tube, 9-10 inches in length, that extends from the pharynx to the stomach and allows food to pass down the throat to the stomach |
peristalsis | involuntary contractions for the passage of food |
stomach | pouchlike organ located in the left side of the abdomen; temporary storage area for food |
chyme | semi-fluid mixture of partially digested food and secretions |
lower GI tract | consists of the small intestine, large intestine, rectum, and anus |
small intestine | small bowel; longest organ of the GI tract |
duodenum | shortest segment of the small intestine |
jejunum | middle segment of the small intestine |
ileum | most inferior segment of the small intestine |
large intestine | measures 5-6 feet and has three sections; functions to absorb water, secrete mucus, and eliminate digestive wastes |
cecum | first part of the large intestine, saclike structure on the right side of the abdomen |
colon | second section of the large intestine, has four parts; the ascending colon, the transverse colon, the descending colon, and the sigmoid colon |
rectum | the last part of the large intestine |
appendix | attached to cecum, has no known digestive function |
ascending colon | found under the liver |
transverse colon | found horizontally above the small intestine |
descending colon | located near the spleen and moves down the left side of the abdomen |
sigmoid colon | descends down through the pelvic cavity and joins with the rectum |
anus | external opening of the digestive tract where solid waste is excreted through |
feces | solid body waste; stool |
defecation | process by which solid waste products are excreted from the body |
liver | largest gland of the body; aids the digestive process by producing bile |
bile | yellow-green secretion containing bile acids and bile salts that emulsify down fat |
gallbladder | found under the liver, stores bile |
pancreas | located in the upper left quadrant of the abdomen, responsible for production of insulin |
insulin | hormone produced by the pancreas, regulates blood sugar |
col/o | colon, large intestine |
colon/o | colon, large intestine |
gastr/o | stomach |
or/o | mouth |
stomat/o | mouth |
esophag/o | esophagus |
duoden/o | duodenum |
ile/o | ileum |
an/o | anus |
bil/i | bile |
chol/e | bile |
hepat/o | liver |
jejun/o | jejunum |
pancreat/o | pancreas |
proct/o | rectum |
rect/o | rectum |
lip/o | fat |
sigmoid/o | sigmoid colon |
enter/o | small intestine |
cyt/o | cell |
gluc/o | sugar |
glyc/o | sugar |
peritone/o | peritoneum |
pharyng/o | pharynx |
lith/o | stone |
lapar/o | abdominal wall |
cholecyst/o | gallbladder |
dys | painful, abnormal |
en | within |
intra | within |
hyper | excessive, above |
hypo | below, deficient |
mal | bad |
sub | below |
trans | across, through |
epi | above, upon |
peri | surrounding |
dia | thorough, complete |
lithiasis | presence of stones |
logist | one who specializes |
lysis | destruction |
ia | condition |
eal | pertaining to |
al | pertaining to |
osis | condition |
iasis | abnormal |
itis | inflammation |
ectomy | removal of |
stomy | creating a new opening |
plasty | surgical repair |
scope | instrument for viewing |
scopy | process of viewing |
pepsia | digestion |
emesis | vomiting |
graphy | process of recording, a picture |
gastroenterologist | physician who specializes in the treatment of diseases of the digestive tract |
internist | diagnose and treat the disease of the internal organs |
proctologist | specialist treating and diagnosing illness of the colon, rectum, and anus |
dysphagia | difficulty in swallowing |
GERD (gastroesophageal reflux disease) | stomach contents flow upward into the esophagus (burning feeling in throat, mouth) |
gastritis | inflammation of the stomach |
gastroenteritis | inflammation of the stomach and small intestine |
peptic ulcer | lesion of the mucous membranes of the digestive system caused by bacteria H pylori |
gastric ulcer | peptic ulcer occurring in the stomach |
duodenal ulcer | peptic ulcer found in the upper part of the small intestine, duodenum |
cirrhosis | degenerative disease of the liver causes injury to the liver cells |
colorectal cancer | malignant neoplasm in the large intestine |
Crohn's disease | chronic inflammation of the digestive tract |
choleithiasis | hard deposit in the gallbladder, gallstones |
polyps | small growths found in the membranes lining the colon |
diverticulosis | herniation of the diverticula or sacs of the wall of the intestine, sigmoid colon |
diverticulitis | inflammation of the diverticula |
dyspepsia | indigestion |
emesis | vomiting |
colitis | inflammation of the colon |
ileitis | inflammation of the ileum |
irritable bowel syndrome (IBS) | abdominal pain, gas, bloating, constipation, or diarrhea caused by irregular motility of the intestines |
hepatitis | inflammation of the liver, viral hepatitis is the most common type |
hepatitis virus A | infectious hepatitis transmitted by contaminated food or water and poor hygiene |
hepatitis virus B | transmitted by blood and bodily fluids from person to person |
hepatitis virus C | transmitted by blood through intravenous, needles, transfusions |
cholecystitis | inflammation of the gallbladder |
hernia | protrusion of organ or part through a wall of the cavity where it is located |
intestinal obstruction | complete or partial blockage of the flow of the contents of the intestines |
intussusception | slipping of one part of the intestine into the opening of the adjacent intestinal part |
pancreatitis | inflammation of the pancreas |
anorexia | lack or loss of appetite, causing the inability to eat |
abdominal ultrasound | noninvasive procedure to visualize the internal organs using high frequency sound waves |
barium enema | x-rays of the lower GI tract after barium sulfate is inserted into the rectum |
upper GI series | barium swallow, barium sulfate swallowed by mouth flowing into the esophagus and stomach while x-rays are taken |
cholecystectomy | surgical removal of the gallbladder |
ostomy | surgical creation of an artifiical opening or stoma between an organ and body surface |
colostomy | surgical artificial opening for the colon through the abdominal wall to its outside surface for expelling feces |
herniorrhaphy | surgical repair of a hernia |
endoscope | instrument used to visualize internal organs |
colonoscopy | endoscopic visualization of the colon from rectum to cecum |
gastroscopy | endoscopic visualization of the stomach or esophagus |
sigmoidoscopy | endoscopic visualization of the rectum, sigmoid colon, some of the descending colon |
MRI | noninvasive scanning procedure showing visualization of fluid, soft tissue and bony structures without using radiation |
CT SCAN | noninvasive x-ray procedure using computer images that show detailed visualization of the tissue structure |