Medical Terminology for Health Professions, Spiral bound Version (MindTap Course List)
8th Edition
ISBN:9781305634350
Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Publisher:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Chapter8: The Digestive System
Section: Chapter Questions
Problem 40LE: The lack of adequate saliva due to the absence of or diminished secretions by the salivary glands is...
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Question
describe the nervous control of salivation and swallowing.
Expert Solution
Step 1
The nervous system is a collection of nerves and cells that send and receive signals from the brain and spinal cord to different body areas. It helps to regulate all body processes and maintain homeostasis.
Step 2
- Saliva: An autonomic nervous system is a form of the nerve system that controls saliva flow and the amount of saliva produced. By releasing the chemical acetylcholine, the parasympathetic nervous system stimulates the glands to produce more saliva.
- Swallowing: A central pattern generator in the medulla oblongata is responsible for medulla oblongata. The generator neurons accountable for initiating, forming, and controlling the sequential or rhythmic swallowing pattern are found in the dorsal medulla.
Hence, the autonomic nervous system and parasympathetic nervous system control and stimulates saliva production, and Medulla oblongata is responsible for medulla oblongata.
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