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11 Cards in this Set
- Front
- Back
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What is a tubular passageway for swallowing materials being conducted from the pharynx to the stomach?
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Esophagus
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What is the esophageal hiatus?
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the inferior region of the esophagus connects to the stomach by passing through an opening in the diaphragm (responsible for acid reflex)
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Where does the esophagus terminate?
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in the abdomen
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a bolus in the esophagus can cause what to happen?
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cause anterior bulging of the trachealis muscle into the trachea
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What is at the superior end of the esophagus?
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superior esophageal sphincter
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What are the 2 sphincters associated with the esophagus?
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upper and lower esophageal sphincter
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During the inhalation of air, what closes in the esophagus?
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superior esophageal sphincter
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What acts as a strong support to prevent materials from regurgitating from the stomach into the esophagus?
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The esophageal opening fo the diaphragm
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What is a hiatal hernia and what does it contribute to?
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a portion of the stomach protrudes through the diaphragm into the thoracic cavity, causes heart burn or reflux esophagitis
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What is another name for swallowing?
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deglutition
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In order, what are all of the digestive tract sphincters?
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Obicularis oris
upper esophageal sphincter lower esophageal sphincter pyloric sphincter ilio ceccal valve internal and external anal sphincter |
