| baroreceptor | A pressure receptor in the wall of the atrium of the heart, vena cava, aortic arch and carotid sinus that is sensitive to stretching of the wall which occurs with increased pressure. (27 Sep 1997) |
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| baroreceptor nerve | <anatomy, nerve> A nerve composed of afferent fibres the endings of which are sensitive to increases in mechanical pressure; the term specifically refers to sensory nerve's innervating the walls of hollow organs. Synonym: baroreceptor nerve. (05 Mar 2000) |