Unformatted text preview: 7/7/2010 Response of the Stomach to Filling ' Contractile Activity blender Stomach pressure remains constant until about 1L of 5 ~ tic waves move toward the pylorus at the rate
food is ingested rr minute Relative unchanging pressure results from reﬂex- g This basic electrical rhythm (BER) is initiated by
mediated relaxation and plasticity lgacemaker cells (cells of Caial] Reﬂex-mediated events include: Most Vigorous peristalsis and mixing occurs near the 3‘ Receptive relaxation — as food travels in the pylorus h t h 1 l . .
esop agus, s omac musc es re ax x Chymt: 13 either: e5: as Adaptive relaxation — the stomach dilates in ,
response to gastric ﬁlling e Delivered in small amounts to the duodenum or Plasticity , intrinsic ability of smooth muscle to quﬁed backward into the stomach for further
exhibit the stress—relaxation response mixmg Carma a mi km mm“ mummy? . Mariam}: mum“ Klimt-4M a mi Imam 54min 'm, mum. .. "4mm swam ...
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