Which one of the following is NOT true of the sensors involved in digestive reflexes:
A) they activate or inhibit lacteal absorption
B) they respond to stretch of the organ by the volume of food within its lumen
C) they start reflexes that either activate or inhibit digestive glands
D) they respond to the relative pH content within that particular digestive organ
E) they respond to the presence of breakdown products of digestion
Answer: A