Chapter 6- Luminal Wall

Question 1

What are the FOUR components of the luminal wall?

Answer 1

mucosa
submucosa
muscularis externa
serosa OR adventitia

Question 2

The MUCOSA of the luminal wall includes which THREE parts?

Answer 2

surface epithelium
lamina propria
muscularis mucosa

Question 3

** Which layer of the MUCOSA is made of SMALLER BVs and LOOSE CT?

a. surface epithelium
b. lamina propria
c. muscularis mucosa

Answer 3

lamina propria

Question 4

Which layer of the MUCOSA is made of smooth muscle?

a. surface epithelium
b. lamina propria
c. muscularis mucosa

Answer 4

muscularis mucosa

Question 5

** Which layer of the luminal wall is made up of more DENSE CT, LARGER BVs and a submucosal (Meissner) plexus?

a. mucosa
b. submucosa
c. muscularis externa
d. serosa OR adventitia

Answer 5

submucosa

Question 6

** In the MUSCULARIS EXTERNA, the MYENTERIC (AUERBACH) PLEXUS is found between ________ and ________ muscle layers

Answer 6

circular

longitudinal

Question 7

The MUSCULARLIS EXTERNA is typically made up of _______ muscle

Answer 7

smooth (muscle)

Question 8

** The TYPICAL fiber orientation (NORMAL pattern) for the MUSCULARIS EXTERNA is INNER _______ layer and a OUTER ________ layer

Answer 8

(inner) circular

(outer) longitudinal

Question 9

** _______ is the edge of SEROUS PRODUCING simple squamous epithelium and can include some CT

Answer 9

serosa

Question 10

_______ is made up of CT

Answer 10

adventitia