1. Identify the effects of the vagus nerve on the following components of the digestive system: a....

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Medical Sciences

1. Identify the effects of the vagus nerve on the followingcomponents of the digestive system:

a. Salivary glands

b. Pyloric sphincter (gastric emptying)

c. Smooth muscle in the gallbladder

d. Smooth muscle in the duodenal papilla (sphincter of Oddi)

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a The parasympathetic fibers leave the brain in the facial VII CN glossopharyngeal IX CN and vagus X CN nerves Parasympathetic denervation of the major salivary glands leads to an immediate reduction of salivary secretion b Vagus nerve    See Answer
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