Figure 22- 2 The Stomach dissected)
Use Figure 22- 2 to answer the following questions:
-The esophagus has several variations from the standard plan of the gut tube. These include
A) epithelium of mucosa is stratified squamous.
B) epithelium of mucosa is simple columnar.
C) muscularis externa may be striated muscle.
D) A and C only
E) B and C only

Question

Figure 22- 2 The Stomach dissected)
Use Figure 22- 2 to answer the following questions:
-The esophagus has several variations from the standard plan of the gut tube. These include
A) epithelium of mucosa is stratified squamous. 
B) epithelium of mucosa is simple columnar. 
C) muscularis externa may be striated muscle. 
D) A and C only 
E) B and C only

Quizplus · Accepted Answer

The esophagus has a stratified squamous epithelium to protect against abrasion and may have striated muscle in its muscularis externa, especially in the upper part, to aid in swallowing.

Figure 22- 2 the Stomach Dissected)