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Rumination (view source)

Revision as of 08:10, 10 July 2008

242 bytes added , 08:10, 10 July 2008

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*Discrete reticular contraction preceedes biphasic ruminal contraction

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*Associated with inspiration against a closed glottis creating a negative pressure in the thorax

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*Rumination depends upon the coordination of the stomach movements with the thoracic wall and throat

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*Associated with inspiration against a closed glottis creating a negative pressure in the thorax allowing ingesta to be drawn into the [[Oesophagus - Anatomy & Physiology|oesophagus]]

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*Ingesta carried orally via an antiperistaltic wave

*Controlled by rumination centres in the hypothalamus

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