un·du·lat·ing mem·brane

, undulatory membrane

a locomotory organelle of certain flagellate (trypanosome and trichomonad) parasites, consisting of a finlike extension of the limiting membrane with the flagellar sheath; wavelike rippling of the undulating membrane produces a characteristic movement.

Farlex Partner Medical Dictionary © Farlex 2012

un·du·lat·ing mem·brane

, undulatory membrane (ŭn'dyū-lāt'ing mem'brān, ŭn'dyū-lă-tōr'ē)

A locomotory organelle of certain flagellate (trypanosome and trichomonad) parasites, consisting of a finlike extension of the limiting membrane with the flagellar sheath; wavelike rippling of the undulating membrane produces a characteristic movement.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

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References in periodicals archive

They had been given names like "undulating membranes" or "peculiar bodies," and no one understood their cubic, threefold symmetry.

Several biologists have explored other way that such "undulating membranes" can form, he adds.

Of craters and crevices: a scientist challenges traditional views of cell shapes

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