*  A comparison of the cholinergic properties of the leopard frog vestibular organs » Brill Online
All three semicircular canals, utricle and lagena responded to ACh and carbachol (CCh) perfusion with an increase in resting ... predominant cholinergic response on the resting discharge is muscarinic in all vestibular organs of the frog except the saccule ... while the main effect on the saccule is a strychnine-sensitive inhibition. In the present research we compared the effect of ... All three semicircular canals, utricle and lagena responded to ACh and carbachol (CCh) perfusion with an increase in resting ...
  http://booksandjournals.brillonline.com/content/journals/10.1163/092996398750132160
*  Utricle (ear) - Wikipedia
The utricle detects linear accelerations and head-tilts in the horizontal plane. The utricle is larger than the saccule and is ... Within the utricle is a small 2 by 3 mm patch of hair cells called the macula of utricle. The macula of utricle, which lies ... along with the saccule, is one of the two otolith organs located in the vertebrate inner ear. The utricle and the saccule are ... The macula of utricle is a thickening in the wall of the utricle where the epithelium contains vestibular hair cells that ...
  https://en.wikipedia.org/wiki/Utricle_(ear)
*  Saccule - Wikipedia
Both the utricle and the saccule provide information about acceleration. The difference between them is that the utricle is ... The saccule, like the utricle, provides information to the brain about head position when it is not moving. The structures that ... Its cavity does not directly communicate with that of the utricle. The anterior part of the saccule exhibits an oval thickening ... The vestibular system includes the saccule, utricle, and the three semicircular canals. The vestibule is the name of the fluid- ...
  https://en.wikipedia.org/wiki/Saccule
*  Otolith - Wikipedia
... most likely the sacculus, due to its anatomical location). In mice lacking the otoconia of the utricle and saccule, this ... The saccule and utricle, in turn, together make the otolith organs. Endolymphatic infillings such as otoliths are structures in ... Because of their orientation in the head, the utricle is sensitive to a change in horizontal movement, and the saccule gives ... the saccule and utricle together make the otolith organs. Both statoconia and otoliths are used as gravity, balance, movement, ...
  https://en.wikipedia.org/wiki/Otolith
*  Sensory illusions in aviation - Wikipedia
These illusions involving the utricle and the saccule of the vestibular system are most likely under conditions with unreliable ... the saccule and utricle, are stimulated by linear accelerations. Stimulation of the semicircular canals occurs when movement of ...
  https://en.wikipedia.org/wiki/Sensory_illusions_in_aviation
*  Vestibular system - Wikipedia
Humans have two otolithic organs on each side, one called the utricle, the other called the saccule. The utricle contains a ... The Utricle and Sacculus". NCBI Bookshelf - Neuroscience. Angelaki DE, Cullen KE (2008). "Vestibular system: the many facets of ... Similarly, the saccule contains a patch of hair cells and a macula. Each hair cell of a macula has 40-70 stereocilia and one ... Any orientation of the head causes a combination of stimulation to the utricles and saccules of the two ears. The brain ...
  https://en.wikipedia.org/wiki/Vestibular_system
*  Otolith organs
... (saccule and utricle). * detect gravity (linear acceleration), and are therefore static in function * otoliths ( ... in the UTRICLE, the kinocilia are oriented TOWARD the striola, and in the SACCULE they are oriented AWAY from it. à in any ... the patch of hair cells in the UTRICLE is nearly horizontal, with the stereocilia oriented vertically ... the sensory epithelium is vertical in the SACCULE, with the stereocilia oriented horizontally ...
  http://www.d.umn.edu/~jfitzake/Lectures/DMED/InnerEar/VestibPhysiol/Otoliths.html
*  Sense of balance - Wikipedia
Utricle responds to linear accelerations and head-tilts in the horizontal plane (head to shoulder), whereas saccule responds to ... Saccule and Utricle). Each semicircular canal (SSC) is a thin tube that thickens briefly (2x thin diameter), at a point called ...
  https://en.wikipedia.org/wiki/Sense_of_balance
*  Ear - Wikipedia
A central area known as the vestibule contains two small fluid-filled recesses, the utricle and saccule. These connect to the ... The endolymph is situated in two vestibules, the utricle and saccule, and eventually transmits to the cochlea, a spiral-shaped ... Static balance is provided by two ventricles, the utricle and the saccule. Cells lining the walls of these ventricles contain ... The inner ear contains the otolith organs-the utricle and saccule-and the semicircular canals belonging to the vestibular ...
  https://en.wikipedia.org/wiki/Ear
*  Ocular tilt reaction - Wikipedia
The otoliths (utricle and saccule) probably follow a similar pathway. Normally, a body tilt (along with the initial head tilt) ... utricle and saccule. Each anterior semi-circular canals has excitatory projections to the ipsilateral superior rectus muscle ... The initial head tilt to right will cause stimulation of the right utricle resulting in excitory signals to pass to the SR and ... In case of any lesion from the utricle to the brainstem, diminished input from the affected vestibular pathway, for example the ...
  https://en.wikipedia.org/wiki/Ocular_tilt_reaction
*  Vestibulocochlear nerve - Wikipedia
The other two sensory organs supplied by the vestibular neurons are the maculae of the saccule and utricle. Hair cells of the ... in the utricle activate afferent receptors in response to linear acceleration while hair cells of the maculae in the saccule ...
  https://en.wikipedia.org/wiki/Vestibulocochlear_nerve
*  Otolithic membrane - Wikipedia
The utricle serves to measure horizontal accelerations and the saccule responds to vertical accelerations. The reason for this ... The otolith organs include the utricle and the saccule. The otolith organs are beds of sensory cells in the inner ear, ... The utricular macula lie horizontal in the utricle, while the saccular macula lies vertical in the saccule. Every hair cell in ... The range of orientations of hair cells within the utricle and saccule combine to effectively gauge the linear forces acting on ...
  https://en.wikipedia.org/wiki/Otolithic_membrane
*  Otic vesicle - Wikipedia
The utricle and saccule communicate with each other by means of a Y-shaped canal. Formation of the otic vesicle has been ... the saccule, and a larger dorsal and posterior part, the utricle. The dorsal component of the inner ear also consists of what ...
  https://en.wikipedia.org/wiki/Otic_vesicle
*  Balance disorder - Wikipedia
Two other organs that are part of the vestibular system are the utricle and saccule. These are called the otolithic organs and ... which are normally found in the utricle and saccule (the otolith organs) and are used to sense movement. If they fall from the ... utricle and become loose in the semicircular canals, they can distort the sense of movement and cause a mismatch between actual ...
  https://en.wikipedia.org/wiki/Balance_disorder
*  Righting reflex - Wikipedia
... the utricle and the saccule. Both are made of the same sensory tissue containing hair cells, which is covered by a gelatinous ...
  https://en.wikipedia.org/wiki/Righting_reflex
*  STS-65 - Wikipedia
The utricle and saccule are specialized organs present in the inner ears of all vertebrate animals. They contain otoliths (or ...
  https://en.wikipedia.org/wiki/STS-65
*  Vestibular evoked myogenic potential - Wikipedia
The utricle and saccule are sensors for detecting angular or linear acceleration, and the three semicircular canals detect head ... There are six receptor organs located in the inner ear: cochlea, utricle, saccule, and the lateral, anterior, and posterior ... utricle and saccule) of the inner ear. It complements the information provided by caloric testing and other forms of inner ear ... 30,000 hair cells from the utricle, and ~16,000 hair cells from the saccule. Each hair cell has about 70 stereocilia (short rod ...
  https://en.wikipedia.org/wiki/Vestibular_evoked_myogenic_potential
*  Spatial disorientation - Wikipedia
Two otolith organs, the saccule and utricle, are located in each ear and are set at right angles to each other. The utricle ... gravity can also produce stimulation of the utricle and saccule. A response of this type will occur during a vertical take-off ... detects changes in linear acceleration in the horizontal plane, while the saccule detects gravity changes in the vertical plane ...
  https://en.wikipedia.org/wiki/Spatial_disorientation
*  Inner ear - Wikipedia
... which contain the saccule and utricle, enable the body to detect any deviation from equilibrium. The macula sacculi detects ... The central part of the system consists of two chambers, the saccule and utricle, each of which includes one or two small ... They contain the sensory hair cells and otoliths of the macula of utricle and of the saccule, respectively, which respond to ... of the saccule and utricle. The human inner ear develops during week 4 of embryonic development from the auditory placode, a ...
  https://en.wikipedia.org/wiki/Inner_ear
*  Semicircular canals - Wikipedia
Consequently, the cupula is not displaced by gravity, unlike the otolithic membranes of the utricle and saccule. As with ... At the base of each canal, the bony region of the canal is enlarged which opens into the utricle and has a dilated sac at one ...
  https://en.wikipedia.org/wiki/Semicircular_canals
*  Kinocilium - Wikipedia
Kinocilia are present in the crista ampullaris of the semicircular ducts and the sensory maculae of the utricle and saccule. ... Fish anatomy Utricle Otolith Schwander M, Kachar B, Müller U (July 2010). "Review series: The cell biology of hearing". The ...
  https://en.wikipedia.org/wiki/Kinocilium
*  Human Factors 3 Flashcards by Unknown Unknown | Brainscape
vestibular sacs (utricle and saccule( hair cells in a jelly like substance lag behind when head moves - linear acceleration ...
  https://www.brainscape.com/flashcards/human-factors-3-6740027/packs/10712516
*  Vestibular System Anatomy: Overview, Membranous Labyrinth, Vestibular Sensory Epithelium
Utricle. The utricle is larger than the saccule and lies posterosuperiorly to it in the elliptical recess of the medial wall of ... The otolith organs include the utricle and the saccule. The utricle senses motion in the horizontal plane (eg, forward-backward ... Saccule. The saccule is an almost globular-shaped sac that lies in the spherical recess on the medial wall of the vestibule. It ... The site of absorption of endolymph is presumably the endolymphatic sac, which is connected to the utricle and saccule by means ...
  https://emedicine.medscape.com/article/883956-overview
*  Outline of human anatomy - Wikipedia
... see bones Perilymphatic space Membranous labyrinth Endolymphatic space Vestibular labyrinth Utricle Saccule Semicircular ducts ...
  https://en.wikipedia.org/wiki/Outline_of_human_anatomy