A college student notes that when sitting down to dinner,he is frequently struck by an intense impulse to use the restroom.The proximal signal that triggers the reflex arc promoting this response probably originates in which part of the system involved in the integrated response to a meal?

Question

Quizplus · Accepted Answer

The stomach is responsible for the initial breakdown of food and stretching of the stomach wall, which can trigger the gastrocolic reflex and the urge to defecate. The other options are not as directly involved in the digestive process or reflex arc related to bowel movements.

A College Student Notes That When Sitting Down to Dinner,he