Plate (anatomy)

(Redirected from Tooth plate)

A plate in animal anatomy may refer to several things:

Pteraspidomorphs (Pteraspis shown) are prehistoric jawless fish characterized by their massive dermal head armour having large, median, ventral and dorsal plates or shields.

Flat bones (examples: bony plates, dermal plates) of vertebrates

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Other flat structures

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Other meanings in human anatomy

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  • Alar plate, a neural structure in the embryonic nervous system
  • Cribriform plate, of the ethmoid bone (horizontal lamina) received into the ethmoidal notch of the frontal bone and roofs in the nasal cavities
  • Epiphyseal plate, a hyaline cartilage plate in the metaphysis at each end of a long bone
  • Lateral pterygoid plate of the sphenoid, a broad, thin and everted bone that forms the lateral part of a horseshoe like process that extends from the inferior aspect of the sphenoid bone
  • Nail plate, the hard and translucent portion of the nail
  • Perpendicular plate of the ethmoid bone (vertical plate), a thin, flattened lamina, polygonal in form, which descends from the under surface of the cribriform plate, and assists in forming the septum of the nose
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  • Scute, a bony external plate or scale overlaid with horn, as on the shell of a turtle, the skin of crocodilians and the feet of birds
  • Sclerite, a plate forming the exoskeleton of invertebrates

See also

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