sheath of Hertwig
noun
sheath of Hert·wig
-ˈhert-ˌvig 
: a two-layered epithelial wall that covers the developing root of a tooth, is derived from cells of the enamel organ, and later breaks up during the process of cement deposition
called also Hertwig's sheath
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“Sheath of Hertwig.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sheath%20of%20Hertwig. Accessed 29 Nov. 2024.
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