Intestine series Flashcards
(74 cards)
After the duodenum comes the next ___of the mobile small intestine called the ___. The remaining ___ is the ___.
40%
jejunum
60%
ileum
The remainder of the small intestine is ____ within the ____ by a thin, broad-based mesentery that is attached to the posterior abdominal wall. This allows free movement of the small intestine within the abdominal cavity.
suspended, peritoneal cavity
•The jejunum occupies the ___ portion of the abdomen while the ileum is positioned in the ____of the pelvis.
left upper, right side and upper part
•The inner walls of the small intestine show mucosal folds.
•These are called the
plicae circulares
The plicae are more numerous in the early ____ and reduce in numbers in the later part and are completely absent in the
_____
jejunum, ileum
The small intestine ends at the ____ that leads it to the colon.
ileocecal valve
The wall of the small intestine and colon is composed of four layers:
•mucosa (or mucous membrane)
•Submucosa
•muscularis (or muscularis propria),
•adventitia (or serosa).
The main function of this organ is to aid in digestion.
Small Intestine
As a person grows, the small intestine increases ___ in length from about ___ in a newborn to almost ___ in an adult.
20 times, 200 cm, 6 m
The duodenum is about ____long; the jejunum is about ____ long and the ileum is about ____ long.
25 cm (10 inches)
2.5 m (8 feet)
3.6 m (12 feet)
– pseudo-obstruction, inactive intestinal muscle that prevents the passage of food and leads to a fundtional blockage of the intestine
Paralytic ileus
- a chronic inflammatory disease of the intestines, especially the colon and ileum, associated with ulcers and fistula
Crohn’s disease
- a disease in which the small intestine is hypersensitive to gluten, leading to difficulty in digesting food.
Celiac disease
- symptoms secondary to tumors
Carcinoid
– congenital condition, an outpouching or bulge in the lower part of the small intestine. The bulge is congenital (present at birth) and is a leftover of the umbilical cord
Meckel’s Diverticulum
- food and gastric juices from your stomach move to your small intestine in an uncontrolled, abnormally fast manner
Gastric dumping syndrome
- when intestines push though a weak spot or tear the lower abdominal wall
Inguinal hernia
- inversion of one portion of the intestine within another
Intussuseption
– caused by inadequate blood flow in the mesenteric vessel
Mesenteric ischemia
SRE of the small intestine by administering the barium sulfate by:
- mouth
- by complete reflux filling with a large volume of barium enema
- by direct injection into the bowel through an intestinal tube which is called the electrolysis
4.Small intestine Enema
•3-4 methods are only employed when oral method fails.
is the radiographic procedure in which the contrast medium is injected into the duodenum to examine the small bowel.
Enteroclysis
In enteroclysis double contrast media small bowel procedure, the contrast is injected through a ___ tube into the terminal duodenum.
BILBAO or SELLINK
I enteroclysis, barium is given at a rate of ___
100 ml/min
The suspensory muscle of duodenum is a thin muscle connecting the junction between the duodenum, jejunum, and duodenojejunal flexure to connective tissue surrounding the superior mesenteric artery and celiac artery.
Ligament of Treitz
