Meck·el's cartilage (m k  lz)n. See mandibular cartilage. |
Meckel's cartilage
[mek′elz]
Etymology: Johann Friedrich Meckel, German anatomist, 1781-1833
a cartilaginous bar (in the embryo). From it or its sheath, the sphenomandibular ligament, the malleus, and the incus develop. Also called Meckel's rod.
cartilage,
n a derivative of connective tissue arising from the mesenchyme. Typical hyaline type is a flexible, rather elastic material with a semitransparent, glasslike appearance. Its intercellular substance is a complex protein (chondromucoid) through which is distributed a large network of connective tissue fibers.
cartilage, articular,
n a thin layer of hyaline cartilage located on the joint surfaces of some bones. Not usually found on articular surfaces of temporomandibular joints, which are covered with an avascular fibrous tissue.
n the cartilage containing a rounded articular protrusion, or condyle, present at bone joints. Condylar cartilage of the mandible is a common type.
cartilage, cricoid,
n the most inferior cartilage of the larynx.
cartilage, Meckel's,
n.pr the cartilaginous process in the embryo derived from the mesenchymal tissue of the mandibular process.
cartilage, primary,
n the cartilage formed during fetal development that is not replaced by bone.
cartilage, Reichert's
n.pr the cartilaginous process located laterally in the embryonic tympanum; gives rise to styloid processes, stylohyoid ligaments, and lesser horns of hyoid bone.
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