Which Statement About the Digestive System Is True

question 119

Multiple Choice

Which statement about the digestive system is true?

• A) Salivation and swallowing are conscious reflexes.
• B) The passage of food through the gut occurs without nervous system involvement.
• C) Arrival of food in the stomach stimulates the colon, which may lead to defecation.
• D) The CNS processes neural messages from one region of the gut before sending them to another region of the gut.
• E) Digestion is controlled only by hormones and not by nerves.