week 13- GI tract Flashcards
most common feature of bowel disease. May be diffuse, circumferential, or segmental
thickening of the bowel wall
Submucosal edema with thickening demonstrates ____ echogenicity of the bowel wall.
decreased
alimentary canal consists of:
mouth, esophagus, stomach, and Small and Large intestines
another name for the GI tract
alimentary canal
pathway of the alimentary canal
- mouth
- pharynx
- esophagus
- stomach
- small bowel
- large bowel
accessory digestive glands
- salivary glands
- liver
- pancreas
esophagus begins at the level of the ___
cricoid cartilage
continuation of the pharynx, terminates at the stomach
esophagus
esophagus travels ___ to trachea and pierces through the diaphragm
posteriorly
the terminal esophagus is __ to the left love of the liver
posterior
esophagus connects with the __ at the cardiac (esophageal) orifice (GE junction)
stomach
the GE junction is anterior to and slightly lateral to the ____
abdominal aorta
most muscular structure of the GI tract
esophagus
esophagus has outer ____ muscles and inner ____ muscles
- longitudinal
- circular
t/f: stomach is retroperitoneal organ
FALE
-intraperitoneal
all but what area on the stomach is covered by the peritoneum
Small area proximal to the GE junction that is in contact with the diaphragm and left adrenal gland
stomach is ___ to:
-diaphragm, spleen, left adrenal, superior portion of LK, pancreas, splenic flexure and trv mesocolon
anterior
what curvature of the stomach is the Right border between the esophageal and pyloric orifices
lesser
what curvature of the stomach is Left border, descends anterior to the left diaphragmatic crus and courses to the right and ascends to the pylorus
greater
___ of stomach is adjacent to the left costal margin and the anterior abdominal wall
body
pyloric orifice communicated with the ___
duodenum
what can be found right on the ML with an empty stomach, further right when the stomach is distended
pyloric orifice
the stomach is a ___ muscle organ
smooth
3 layers of the stomach
- outer longitudinal
- middle circular
- inner oblique