What is the Most Important Nerve of the Digestive Tract

Question

What is the most important nerve of the digestive tract?
A) Phrenic
B) Sciatic
C) Vagus
D) Olfactory

Accepted Answer

The vagus nerve is the most important nerve of the digestive tract as it regulates the function of many organs, including the stomach, intestines, and liver. It is responsible for controlling digestive secretions, peristalsis, and abdominal muscle contractions. The phrenic nerve is important for breathing, while the sciatic nerve is involved in lower limb movements and sensation. The olfactory nerve is responsible for our sense of smell and is not connected to the digestive tract.