which one carries movement of bolous in oesophagus
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bolous moves down the oesophagus by the peristalsis.
peristalsis is the continuous contraction and relaxation of the oesophagus .
it is controlled by the medulla oblongata and is an involuntary movement I.e it doesn't depends on own will
peristalsis is the continuous contraction and relaxation of the oesophagus .
it is controlled by the medulla oblongata and is an involuntary movement I.e it doesn't depends on own will
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