The complete question is:
What does NOT happen during the cephalic phase of gastric secretion?
a. Thinking about, seeing, smelling, and chewing food reflexively increases gastric
secretion.
b. Vagal stimulation of the gastric glands occurs.
c. Secretin is released.
Answer:
C). Secretion is released.
Step-by-step explanation:
As per the question, the 'secretion releasing' does not take place throughout the cephallic phase pertaining to gastric secretion. During this phase, the food passes into the stomach while eating. This occurs causes acid secretion which is the response to the appetite stimulation caused by our senses like sight, smell, etc. Thus, option C is the correct answer.