Tim Taylor is a senior writer at Innerbody Research focusing on human anatomy and physiology. Tim earned both his Bachelor of Science degree in Biology and his Master's degree in Teaching from the University of Pittsburgh.

Last updated: May 5th, 2025

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The osseous spiral lamina is the bony shelf inside the bony core of the cochlea. It winds around the core like the threads of a screw. The shelf divides the bony labyrinth of the cochlea into upper and lower compartments.

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