Utricle (ear) - Wikipedia
The utricle and saccule are the two otolith organs in the vertebrate inner ear. The word utricle comes from Latin uter 'leather bag'. The utricle and saccule are part of the balancing system (membranous labyrinth) in the vestibule of the bony labyrinth (small oval chamber). They use small stones and a viscous fluid to stimulate hair cells to detect motion and orientati… See more
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The Otolith Organs: The Utricle and Sacculus - Neuroscience
Displacements and linear accelerations of the head, such as those induced by tilting or translational movements (see Box A), are detected by the two otolith organs: the sacculus and …
Ear Anatomy - Vestibular Disorders Association
UTRICLE & SACCULE. The utricle and the saccule are involved with linear motion of the head. These two membranous structures, referred to as the otolithic organs, are the sole residents of the vestibule, a hollow cavity located …
Anatomy of the Otoliths - Dizziness-and-Balance.com
Oct 6, 2023 · The utricle is approximately in the horizontal plane, and the saccule in the sagittal plane. This is a much more accurate schematic of the otoliths, showing their orientation in 3 dimensions. The utricle is not entirely horizontal, …
Utricle and Saccule | Anatomy, General Pathology …
Feb 2, 2021 · The middle portion of the otocyst forms two chambers like structures, which are called utricle and saccule. Being derived from the otocyst, which is an important developmental structure of the ear, the utricle and …
Saccule - Wikipedia
Both the utricle and the saccule provide information about acceleration. The difference between them is that the utricle is more sensitive to horizontal acceleration, whereas the saccule is …
How Your Inner Ear Helps You Maintain Balance and …
May 25, 2018 · The inner ear has two primary components: the cochlea and the vestibular apparatus (semicircular canals, utricle, and saccule). The cochlea is responsible for hearing and the vestibular apparatus is responsible for balance …
Vestibular system: Anatomy, pathway and function
Nov 3, 2023 · The otolithic organs are the two membranous cavities that lie in the bony vestibule of the inner ear. Namely, they are the utricle and saccule. The utricle lies in the posterior part of the vestibule. On one end, it communicates …
Inner ear: Anatomy - Kenhub
Oct 30, 2023 · The membranous contents of the vestibule are the saccule and utricle. The saccule is a small, fibrous pouch that communicates inferiorly with the cochlear duct via the ductus reuniens. The utricle is also a fibrous sac and …
Utricle - Structure (with Diagrams), Function, Significance
Jan 20, 2025 · The utricle is a small, oval-shaped sac situated in the vestibule of the bony labyrinth, adjacent to the semicircular canals and near the entrance to the cochlea. Like the …
UTRICULAR DYSFUNCTION - Dizziness-and …
Mar 22, 2022 · As shown on the figure below, the utricle is one of the two "otolith" organs of the inner ear, (the other one is called the saccule) which function to detect orientation to the vertical and also sense linear movement.
Utricle (ear) | Radiology Reference Article - Radiopaedia.org
Jul 29, 2024 · The utricle is a small membranous sac (part of the membranous labyrinth) and paired with the saccule lies within the vestibule of the inner ear. It has an important role in …
The Inner Ear - Bony Labyrinth - TeachMeAnatomy
Dec 14, 2022 · Membranous labyrinth – lies within the bony labyrinth. It consists of the cochlear duct, semi-circular ducts, utricle and the saccule. The membranous labyrinth is filled with fluid …
Vestibule of the Ear: Anatomy, Function and Treatment - Verywell …
Aug 14, 2023 · Learn about the vestibule of the ear, a bony cavity that contains the utricle and saccule, two otolith organs that sense balance and orientation. Find out how they work, what …
Utricle & Saccule
Maculae (Otolithic Organs: utriculo-saccular function) are the sensory receptors for linear acceleration (ie, gravity and translational movements) in all three dimensions.
Vestibular Health — What are the otoliths?
Jul 5, 2022 · VEMP testing evaluates the function of the saccule (cVEMP test) and utricle (oVEMP test). This type of test involves electrodes placed on your neck and face to record electrical …
Saccule - Structure, Function, Significance with Diagrams
Jan 20, 2025 · While the semicircular canals detect rotational movements, the saccule and utricle detect linear accelerations. This comprehensive sensory information allows the brain to …
Saccule (ear) | Radiology Reference Article - Radiopaedia.org
Jul 29, 2024 · The saccule is a small membranous sac, paired with the utricle, within the vestibule of the inner ear. It is part of the membranous labyrinth and has an important role in orientation …
Utricle - Ask An Audiologist
What is the Utricle? The utricle is a small, sac-like structure located in the vestibule of the inner ear. It is part of the vestibular system, which is responsible for balance. The utricle contains …
Inner Ear: Anatomy, Function & Related Disorders - Cleveland Clinic
The utricle and saccule are mostly responsible for sensing when your body moves forward or backward, or up or down. Movement of hair cells triggers an electrical impulse that travels …