Antitragus
The auricula. Lateral surface.
Gray's	subject #229 1034

The antitragus is a feature of human ear anatomy. It is a small tubercle that points anteriorly. It is separated from the tragus by the intertragic notch.

[edit] External links

• SUNY Labs 30:01-0105
• lesson3 at The Anatomy Lesson by Wesley Norman (Georgetown University) (externalear) (#6)
• Diagram at bodymodforums.com

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

v • d • e Sensory system: Auditory and Vestibular systems (TA A15.3, GA 10.1029) Outer ear Pinna (Helix, Antihelix, Tragus, Antitragus, Earlobe) • Ear canal • Auricular muscles Eardrum (Umbo, Pars flaccida) Middle ear Tympanic cavity Labyrinthine wall/medial: Oval window · Round window • Secondary tympanic membrane • Prominence of facial canal • Promontory of tympanic cavity Membranous wall/lateral Mastoid wall/posterior: Mastoid cells • Aditus to mastoid antrum • Pyramidal eminence Carotid wall/anterior Tegmental wall/roof: Epitympanic recess Jugular wall/floor Ossicles Malleus (Neck of malleus, Superior ligament of malleus, Lateral ligament of malleus, Anterior ligament of malleus) · Incus (Superior ligament of incus, Posterior ligament of incus) · Stapes (Anular ligament of stapes) Muscles Stapedius · Tensor tympani Eustachian tube Bony part of pharyngotympanic tube · Cartilage of pharyngotympanic tube (Torus tubarius) Inner ear/ (membranous labyrinth, bony labyrinth) Auditory system Cochlear labyrinth General cochlea Scala vestibuli • Helicotrema • Scala tympani • Modiolus • Cochlear cupula Perilymphatic space Perilymph • Cochlear aqueduct Cochlear duct / scala media Reissner's/vestibular membrane • Basilar membrane Endolymph • Stria vascularis • Spiral ligament Organ of Corti: Stereocilia • Tectorial membrane • Sulcus spiralis (externus, internus) • Spiral limbus Vestibular system/ Vestibular labyrinth Static/translations/vestibule/endolymphatic duct: Utricle (Macula) · Saccule (Macula, Endolymphatic sac) · Kinocilium · Otolith • Vestibular aqueduct • Canalis reuniens Kinetic/rotations: Semicircular canals (Superior, Posterior, Horizontal) • Ampullary cupula • Ampullae (Crista ampullaris) ear navs: anat/pathways/physio/dev, noncongen/congen, eponymous signs, proc

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