Darwin ear tubercle

Darwin ear tubercle
Dar·win ear, tubercle (dahrґwin) [Charles Robert Darwin, English biologist, 1809–1882] see under ear and see tuberculum auriculare.

Medical dictionary. 2011.

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  • Darwin's tubercle — n the slight projection occas. present on the edge of the external human ear and assumed by some scientists to represent the pointed part of the ear of quadrupeds called also auricular tubercle of Darwin …   Medical dictionary

  • Darwin's tubercle — Left: Darwin s tubercle. Right: the homologous point in a macaque. Darwin s tubercle is a congenital ear condition which often presents as a thickening on the helix at the junction of the upper and middle thirds. The feature is present in… …   Wikipedia

  • darwin's tubercle — noun Usage: usually capitalized D : the slight projection occasionally present on the edge of the external human ear and assumed by some scientists to represent the pointed part of the ear of quadrupeds …   Useful english dictionary

  • ear, human — ▪ anatomy Introduction       organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium).  The human ear, like …   Universalium

  • ear — I (New American Roget s College Thesaurus) n. head, spike; auricle, concha; handle, knob; heed, observance. See attention, hearing. II (Roget s IV) n. 1. [The organ of hearing] Syn. outer ear, middle ear, inner ear, auricle, eardrum, labyrinth,… …   English dictionary for students

  • Ear — The ear is the sense organ that detects sounds. The vertebrate ear shows a common biology from fish to humans, with variations in structure according to order and species. It not only acts as a receiver for sound, but plays a major role in the… …   Wikipedia

  • Darwin — Charles R., English biologist and evolutionist, 1809–1882. See darwinian ear, darwinian evolution, darwinian reflex, darwinian theory, darwinian tubercle …   Medical dictionary

  • Helix (ear) — Infobox Anatomy Name = PAGENAME Latin = GraySubject = 229 GrayPage = 1033 Caption = The auricula. Lateral surface. Caption2 = Horizontal section through left ear; upper half of section. (Helix labeled at bottom right.) System = Precursor =… …   Wikipedia

  • Otoplasty — Otoplasty: the pre operative front aspect (left), and the post operative front aspect (right) of an infantile otopexy (ear pinback) correction to a girl. Otoplasty (Greek ōtoûs, ear + plassein, to shape) denotes the surgical and non surgical… …   Wikipedia

  • Vestigial responses — Human Vestigial Response: Ear Perking It has been observed that some people have slight protrusions on the outer ear, also known as the auricle. These protrusions tend towards the top of the auricle. This has been tagged and coined Darwin s… …   Wikipedia

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