Figure 24-2 The Wall of the Small Intestine

Use Figure 24-2 to answer the following questions:
-What is the layer labeled "4"?
A) mucosa
B) submucusa
C) muscularis externa
D) muscularis mucosae
E) serosa

Question

Figure 24-2 The Wall of the Small Intestine
 
Use Figure 24-2 to answer the following questions:
-What is the layer labeled "4"?
A) mucosa 
B) submucusa 
C) muscularis externa 
D) muscularis mucosae 
E) serosa

Quizplus · Accepted Answer

The layer labeled "4" is typically the muscularis externa, which is a layer of muscle found in the gastrointestinal tract that helps in the movement of food.

Figure 24-2 the Wall of the Small Intestine