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Words related to dilation

di·la·tion
D d

  • air sac

    any of the membranous air-filled extensions of the lungs of birds, which increase the efficiency of gaseous exchange in the lungs

  • alpha receptor

    a receptor, found on the surface of some cells of the sympathetic nervous system, that is stimulated by adrenergic substances resulting in constriction of blood vessels and contraction of most smooth muscle

  • alveolus

    any small pit, cavity, or saclike dilation, such as a honeycomb cell

  • aneurysm

    a sac formed by abnormal dilation of the weakened wall of a blood vessel

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