spiral lamina

noun

Medical Definition of spiral lamina

: a twisting shelf of bone which projects from the modiolus into the canal of the cochlea as it coils around the modiolus and to which the inner margin of the basilar membrane is attached

called also lamina spiralis

Learn More About spiral lamina

Cite this Entry

“Spiral lamina.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spiral%20lamina. Accessed 25 Jul. 2021.

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