Contents

Search


saccule; vestibular saccule

Structure: - the smaller of the 2 membranous sacs in the vestibula of the labyrinth, lying in the spherical recess - it is connected with the cochlear duct by the ductus reunion & with the utricle by the ductus endolymphaticus & the ductus utriculosaccularis Function: - otolith organ involved in vertical movement & sensing gravitational change [2] Pathology: - association between high-frequency hearing loss in elderly & diminished saccular function [2]

Specific

conjunctival sac lacrimal sac (dacryocyst) laryngeal saccule; Hilton sac; laryngeal pouch

General

ear structure

References

  1. Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999
  2. Geriatric Review Syllabus, 9th edition (GRS9) Medinal-Walpole A, Pacala JT, Porter JF (eds) American Geriatrics Society, 2016 - Geriatric Review Syllabus, 11th edition (GRS11) Harper GM, Lyons WL, Potter JF (eds) American Geriatrics Society, 2022
  3. Zuniga MG, Dinkes RE, Davalos-Bichara M Association between hearing loss and saccular dysfunction in older individuals. Otol Neurotol. 2012 Dec;33(9):1586-92. PMID: 23064383 Free PMC Article

Component-of

vestibular vestibule

Images

image related to saccule