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vasomotor |
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vasomotor [′vā·zə‚mōd·ər] (physiology) Pertaining to the regulation of the constriction or expansion of blood vessels. 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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| A commonly accepted theory is that rhinitis medicamentosa is a form of vasomotor rhinitis in which rebound arteriolar dilation is caused by disturbances in the autonomic control of the nasal mucosal vascular bed. One possibility is that arsenic may alter the normal vasomotor tone of blood vessels, which rises from contractility of vascular smooth muscle cells. The investigators observed an absence of normal sympathetic vasomotor response in the skin overlying the lateral epicondyle, indicating abnormal local microcirculatory control that may contribute to symptoms. |
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