Exam 3-GI disorders Vocab. Only (Ch 9) Flashcards
pyloric sphincter
Chyme passes through the stomach into small intestine through a sphincter muscle and it closes until it receives nerve and normal signals to relax and open
peristalsis
When chyme is passed down digestive track through rhythmical muscle contractions
duodenum
First part of small intestine where most digestion takes place
bile
Secreted by the liver and stored by the gallbladder
It is an emulsifier it reduced the large fat droplets
- excess in blood stream causes jaundice
villi
Numerous finger like projections that contain capillaries and lymph vessels for absorption.
vomiting
A protective mechanism in response to an irritant, infecx, distention, blockage .
- metabolic alkalosis
- controlled by the medulla
regurgitated
Passage stomach contents into the esophagus
diarrhea
Request passage of watery stools when contents of small intestins at rushed through the large intestines.
constipation
Blockage of food that when water is absorbed from food and makes stools dry and immobile
- dehydration, narcotics, some steroids low fibre diet
hemorrhoids
Varicose veins In the lining of the rectum near the anus may be internal or external
proctoscope
A hollow tube with light at end for a dr to examin internal hemmorids
prolapse
When straining to have a bowel movement causes hemorrhoid so to protrude the anus or come through the anal opening
stomatitis
Oral inflamx of oral tissue and or gums
streptococci
Common cause of oral infex.
neissera gonorrhea
Can cause painful ulceration of the mouth
treponema palladium
Syphillis causes ulceration a of th mouth as well
Herpex simplex
Common cause of oral virus infecx
herpes simplex 2
Causes vesicles that rupture to form ulcers
herpes simplex 1
Can be aquired for salivary droplets
candida albicans
Thrush
dysphagia
Difficulty or painful swallowing
esophageal variscies
Varicose veins of th esophagus caused by cirrhosis which impairs blood flow . Increased vein pressure causes the veins to dialate and become knotty. Most dangerous part is hemmorage,
cirrhosis
Liver disease caused by alcoholism or hepatitis
minnesota or sengstaten blakemore tube
A temp relief of pressure on veins
esophagitis
Inflmax of the esophagus causes burning chest pains or heart burn which can resemble heart disease pain.
reflux
Most common trigger of esophogitis which is a backflow of the acid contents of the stomach
gastrophagela refulx disease or GERD
Regurgitation of stomach acid ino the esophagus
cardiac sphincter
Muscular gateway between the esophagus and the stomach
hiatial hernia
Protrusion of part of the stomach through the diaphragm at the point where the esophagus joins the stomach
gastritis
.Inflamax of the stomach caused by irritants such as aspirin, coffe, tobacco, alcohol, or infecx
gastroscopy
Procedure which a camera is attaché to a gastroscope, and the entire inner stomach is photographed.
atrophic
Wasting
- means little can be do e to Tx this disease.
chrinic atrophic gastritis
Degenerative condition I which the stomach lining doesn’t secrete intrinsic factor and hydrochloric acid
- caused by stomach cancer, alcoholism
peptic ulcers( ulcers of stomach and small intestine)
Lesions of the stomach where necrotic tissue forms as a result of inflammation and is sloughed off leaving a hole .
gastric ulcers
.Ulcers of the stomach
duodenal ulcers
Ulcers of small intestine
heliocobacter pylori (h.pylori)
One of 3 peptic ulcer causes. It’s an infex
Antibiotx to heal
hematemesis
Bloody vomitus
melena
‘Dark in color’
weathe stools blood urine…etc..
perforation
When an ulcer breKs through an intestinal wall
peritonitis
Inflamx of the lining inthe abdominal cavity
omaprazile of rantatatdine
Acid reducers effective for peptic ulcers
escherichia ecoli
Is a normal inhabitant of human and animal intestines. Certain strains can cause disease like travelers diarrhea or hemolytic uremic syndrome
salmonella
Most common form of food poisoning that invade intestinal mucosa and cause sudden caulking pain nausea vomiting, and sometimes diarrhea
achlohydria
.
appendicitis
.