The ultimobranchial body of reptiles
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Clark, Nancy B.
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Article
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1971
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John Wiley and Sons
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English
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Reptilian ultimobranchial bodies, located anterior to the heart in the region of the thyroid and parathyroid glands, are composed of cell cords and follicles. The cells show secretory activity and are similar histologically and ultrastructurally to ultimobranchial tissue from other vertebrate classe