Meckel's cartilage

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• Meckel's cartilage — Head and neck of a human embryo eighteen weeks old, with Meckel’s cartilage and hyoid bar exposed …   Wikipedia

• Meckel's cartilage — Meck·el s cartilage mek əlz n the cartilaginous bar of the embryonic mandibular arch of which the distal end ossifies to form the malleus and most of the rest disappears in development, with the part adjacent to the malleus being replaced by… …   Medical dictionary

• Meckel's cartilage — Meckelian Meck*e li*an, a. (Anat.) Pertaining to, or discovered by, J. F. Meckel, a German anatomist. [1913 Webster] {Meckelian cartilage}, the cartilaginous rod which forms the axis of the mandible; called also {Meckel s cartilage}. [1913… …   The Collaborative International Dictionary of English

• Meckel's cartilage — a cartilaginous bar in the fetus around which the mandible develops. Part of Meckel s cartilage develops into the malleus (an ear ossicle) in the adult. [F. Meckel, the Younger (1781–1833), German anatomist] …   The new mediacal dictionary

• Meckel's cartilage — the functional lower jaw of Elasmobranchii and Holocephali, the embryonic lower jaw of other gnathostomous vertebrates which ossifies at least in part as the mentomeckelian, mediomeckelian, coronomeckelian, articular and retroarticular. It… …   Dictionary of ichthyology

• meckel's cartilage — ˈmekəlz noun Usage: usually capitalized M Etymology: after Johann F. Meckel died 1833 German anatomist : the cartilaginous axis of the mandibular arch forming no part of the jawbone but sometimes giving rise to the articular and the bones of the… …   Useful english dictionary

• Meckel, Johann Friedrich — born Oct. 17, 1781, Halle, Prussia died Oct. 31, 1833, Halle German anatomist. He was the first to describe the embryonic cartilage (Meckel cartilage) that becomes part of the lower jaw in fishes, amphibians, and birds and also described a… …   Universalium

• Meckel-Gruber syndrome — Meck·el Gru·ber syndrome mek əl grü bər n a syndrome inherited as an autosomal recessive trait and typically characterized by occipital encephalocele, microcephaly, cleft palate, polydactyly, and polycystic kidneys called also Meckel s syndrome… …   Medical dictionary

• Meckel's foramen — when not completely surrounded by dermal bone, Meckel s cartilage is visible on the medial face of the lower jaw, e.g. some Sarcopterygii. Also called Meckel s or Meckelian canal, groove and fossa although groove is usually used in tetrapods …   Dictionary of ichthyology

• Хрящ Мандибулярной Дуги Эмбриона (Meckel'S Cartilage) — полоска хрящевой ткани у эмбриона, вокруг которой происходит развитие его нижней челюсти. Из части этого хряща у людей формируется молоточек (косточка внутреннего уха). Источник: Медицинский словарь …   Медицинские термины

• mandibular cartilage — Meckel s cartilage …   Dictionary of ichthyology