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  2. Auricle (anatomy) - Wikipedia

    en.wikipedia.org/wiki/Auricle_(anatomy)

    Inferior crus (to the right of the fossa triangularis in the diagram) Antitragus is below the tragus; Aperture is the entrance to the ear canal; Auricular sulcus is the depression behind the ear next to the head; Concha is the hollow next to the ear canal; Conchal angle is the angle that the back of the concha makes with the side of the head

  3. Ear canal - Wikipedia

    en.wikipedia.org/wiki/Ear_canal

    The ear canal (external acoustic meatus, external auditory meatus, EAM) is a pathway running from the outer ear to the middle ear.The adult human ear canal extends from the auricle to the eardrum and is about 2.5 centimetres (1 in) in length and 0.7 centimetres (0.3 in) in diameter.

  4. Auditory system - Wikipedia

    en.wikipedia.org/wiki/Auditory_system

    AC identifies sounds (sound-name recognition) and also identifies the sound's origin location. AC is a topographical frequency map with bundles reacting to different harmonies, timing and pitch. Right-hand-side AC is more sensitive to tonality, left-hand-side AC is more sensitive to minute sequential differences in sound. [20] [21]

  5. Ear - Wikipedia

    en.wikipedia.org/wiki/Ear

    The ear, with its blood vessels close to the surface, is an essential thermoregulator in some land mammals, including the elephant, the fox, and the rabbit. [79] There are five types of ear carriage in domestic rabbits, some of which have been bred for exaggerated ear length [80] —a potential health risk that is controlled in some countries. [81]

  6. Tympanic cavity - Wikipedia

    en.wikipedia.org/wiki/Tympanic_cavity

    Facing the outer ear, the lateral wall (or membranous wall), is formed mainly by the tympanic membrane, partly by the ring of bone into which this membrane is inserted. This ring of bone is incomplete at its upper part, forming a notch (notch of Rivinus), close to which are three small apertures: the "iter chordæ posterius", the petrotympanic ...

  7. Internal auditory meatus - Wikipedia

    en.wikipedia.org/wiki/Internal_auditory_meatus

    The internal auditory meatus provides a passage through which the vestibulocochlear nerve (CN VIII), the facial nerve (CN VII), and the labyrinthine artery (an internal auditory branch of the anterior inferior cerebellar artery in 85% of people) can pass from inside the skull to structures of the inner ear and face.

  8. Why some people have a small hole in front of their upper ears

    www.aol.com/lifestyle/2016-11-29-why-some-people...

    Lighter Side. Medicare. News. Science & Tech. Shopping. Sports. Weather. 24/7 Help. ... There is a birth defect of the ear that is visible and relatively common around the world.

  9. Outer ear - Wikipedia

    en.wikipedia.org/wiki/Outer_ear

    The outer ear, external ear, or auris externa is the external part of the ear, which consists of the auricle (also pinna) and the ear canal. [1] It gathers sound energy and focuses it on the eardrum ( tympanic membrane ).