stomach and bowels Flashcards
The _____ is Located in the upper left region of the abdomen
stomach
What are the 5 regions of the stomach?
cardia (closest to esophagus), fundus (superior portion), body’ antrum, and pylorus (valve that empties food into small intestine)
Five layers names in stomach from innermost to outermost are
mucosa, submucosa, muscularis propria, subserosa and serosa
Most stomach cancer tumors start in the ______layer
mucosa
What is the most common histology for stomach cancer
adenocarcinoma
stomach cancer Can spread through direct extension to nearby organs such as the
omenta, pancreas, diaphragm, transverse colon, and duodenum
The _____ Starts at the pyloric sphincter and ends at the ileocecal valve
Small bowel
What are the 4 layers of the small bowel
mucosa, submucosa, muscle layer, and serosa
in to outer
_____are extensions of the mucosa that absorb nutrients
Villi
What are the 3 section of the small bowel?
duodenum, jejunum, and ileum
what lymph nodes can be involved with small bowel cancer
Mesenteric and celiac nodes
What is most common site of distant spread for small bowel
liver
_______ Starts at the ileocecal valve and ends at the anus
Large bowel
Colon divided into eight regions (list in order):
colon - largest section of large bowel
cecum, ascending colon, hepatic flexure, transverse colon, splenic flexure, descending colon, sigmoid, and rectum
Parts of the large intestine that are intraperitoneal are the
cecum, transverse colon, and sigmoid