According to Michael Gershon, M.D., author of The Second Brain (HarperCollins, 1999), and a neurobiologist at New York's Columbia-Presbyterian Medical Center. Gershon recently explained to PT how an independent network of over 100 billion neurons in the gut not only signals our bodies to stress but causes illness. (from Psychology Today: http://www.psychologytoday.com/articles/pto-19990501-000013.html )
Yes.
No, only in your brain.
Beyond being involved in the taste of food, sensory neurons do not have much of a role in breaking down food. The teeth do the grinding and the stomach is where most of the mixing takes place.
sensory neurons
Sensory Neurons
Sensory neurons and neurons are connected by Interneurons.
Interneurons or association neurons.
Motor neurons and intern neurons
The neurons form the bodies nervous system.
Sensory Neurons
Afferent Neurons
Interneurons or association neurons are connector neurons that establish connections between other neurons.
These are called efferent neurons. The one that carry impulses away are afferent. Afferent (A) are away (A).