does peristalsis occurs only in oesophagus?
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Explanation:
the esophagus, two types of peristalsis occur: First, there is a primary peristaltic wave, which occurs when the bolus enters the esophagus during swallowing. The primary peristaltic wave forces the bolus down the esophagus and into the stomach in a wave lasting about 8–9 seconds
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Answer:
oesophagus helps in pushing the food down wards.
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