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

Multiple Choice

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?

A) The brain
B) The pharynx
C) The esophagus
D) The stomach
E) The duodenum