Which of the following cranial nerves carry electrical signals that stimulate the gastric glands to secrete gastric juice during the cephalic stage of digestion?
A)facial (VII)nerve
B)glossopharyngeal (IX)nerve
C)vagus (X)nerve
D)More than one of these nerves is used to stimulate gastric glands.
E)All of these cranial nerves stimulate the gastric glands.

Question

Quizplus · Accepted Answer

The Vagus (X) nerve is the only cranial nerve that carries electrical signals that stimulate the gastric glands to secrete gastric juice during the cephalic stage of digestion. The facial (VII) and glossopharyngeal (IX) nerves play a role in salivation during the cephalic stage of digestion, but they do not directly stimulate gastric secretion.

Which of the Following Cranial Nerves Carry Electrical Signals That