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dilator |
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dilator [dī′lād·ər] (physiology) Any muscle, instrument, or drug causing dilation of an organ or part. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The intrinsic muscles are formed of a pair of dilator muscles and a pair of constrictor muscles. Reflex arcs involving these upper airway dilator muscles are integrated with the central mechanisms that control ventilation and breathing. |
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