Anatomy - microanatomy of the GI tract Flashcards
from lateral to medial what is the correct order of the layers of the gut wall ?
mucosa, submucosa,muscularis externa, serosa
the epithelium, lamina propria and muscuaris mucosae make up which part of the gut wall
a.mucosa
b.submucosa
c.muscularis externa
d.serosa
a.mucosa
which part of the mucosa is responsible for secretion, absorption and protection
a.epithelium
b.lamina propria
c.muscularis mucosae
a.epithelium
which part of the mucosa is is made up of loose fibroelastic CT containing blood vessels, lymphoid tissue and gut glands
a.epithelium
b.lamina propria
c.muscularis mucosae
b.lamina propria
which part of the mucosa is is made up of 2 layers of smooth muscle and is responsible for independent movement of the mucosa
a.epithelium
b.lamina propria
c.muscularis mucosae
c.muscularis mucosae
which of these layers of the gut wall is made up of collagenous and elastic CT , many small bv and contains meissners nerve plexuses along with glands at certain points (oesophagus and duodenum)
a.epithelium
b.lamina propria
c.muscularis mucosae
d.mucosa
e.submucosa
e.submucosa
which layer of the muscularis externa is circular
a.inner
b.outer
a.inner
outer is longitudinal
Auerbach nerve plexuses innervate which layer of the GI tract
a.mucosa
b.submucosa
c.muscularis externa
d.serosa
c.muscularis externa
which layer of muscle in the muscularis externa is modified in regions to form sphincters
a.inner circular
b. inner longitudinal
c.outer circular
d.outer longitudinal
a.inner circular
which layer of the GI tract is made up of loose Ct , adipose tissue and blood vessels
a.mucosa
b.submucosa
c.muscularis externa
d.serosa
d.serosa
if the outer layer of the GI tract is suspended by a mesentry and covered by peritoneum it is known as..
a.mucosa
b.submucosa
c.muscularis externa
d.serosa
e.adventitia
d.serosa
where are brunners glands found?
a.mucosa
b.submucosa
c.muscularis externa
d.serosa
e.adventitia
b.submucosa
what epithelium lines the hard palate of the oral czvity
a.SSK
b.SSNK
c.SC
a.SSK
the ventrum of the tongue is lined with which type of epithelium
a.SSK
b.SSNK
c.SC
b.SSNK
what epithelium lines the gums?
a.SSK
b.SSNK
c.SC
a.SSK