Redo Dig Flashcards
GI tract
Stratified squamous
mouth, pharynx, esophagus, anus)
GI tract
Simple columnar
stomach and intestines
Mucosa
Areolar ct
Lamina propria
Mucosa
Smooth muscle
Muscularis mucosae
Serosa covers the intra-abdominal organs as the____ peritoneum.
Visceral
largest peritoneal fold. • Connects the stomach to the transverse colon • Drapes over the transverse colon and the anterior coils of the
small intestine. • Contains: lymph nodes and a large amount of adipose tissue
that can greatly expand
Greater omentun
attaches the liver to the anterior
abdominal wall
and diaphragm.
Falciform ligament
suspends the stomach and duodenum from
the inferior edge of the liver.
pathway for blood vessels to enter the liver
contains the common bile duct.
Lesser omentum:
_____(small) and_____ (large): attach intestine
to posterior abdominal wall
Mesentery. Mesocolon
What kind of digestion takes place in the mouth?
Carbohydrate and mechanical digestion
Chemical digestion of proteins first takes place in the
stomach
Swallowing food
Degulation
The esophagus mucosa is made of
Nonkeratinized stratified squamous epithelium
The esophagus
Muscularis
superior 1/3: skeletal muscle
intermediate 1/3: skeletal and smooth muscle
inferior 1/3: smooth muscle
Read
Upper and lower esophageal sphincters (____) at
each end of the tube.
The_____ regulates the movement of food from the esophagus into the stomach.
UES and LES. LES
The stomach mucousa is made of what
Simple columnar epithelial cells
Where chemical digestion is finished
Small intestine
What absorbs the vast majority of food
The small intestine
lipid-rich food spends more time in the____ for more chemical digestion
duodenum
Bile is produced where
The liver
The CBD joins the pancreatic duct to form the hepatopancreatic ampulla enters through the _____ just proximal to the second part of the duodenum to deliver its contents.
duodenal papilla
In the______,
digestion continues,
absorption begins.
small intestine
Food is absorbed into the blood in the small intestine, and all that blood goes to the
Liver
The liver is divided into 2 lobes by the _______ . Is covered by visceral peritoneum. 
Falciform ligament
(liver macrophages) destroy red cells, white
cells, and bacteria in blood draining
from the GI tract.
Kupffer cells
Remove/transform toxins,
And
transform/store excess nutrients from the materials absorbed
in the small intestine
Hapatocytes
_____ longitudinal ribbons of smooth muscle that run
the length of the colon.
• Segment the colon into small
pouches called _____
Teniae coli . haustra
Which colons are retroperitoneal and which are not
Ascending and descending colon are retroperitoneal. Transverse and sigmoid colon are not.
