pterygoid plate

pterygoid plate
pterygoid plate n either of two vertical plates making up a pterygoid process of the sphenoid bone:
a) a broad thin plate that forms the lateral part of the pterygoid process and gives attachment to the lateral pterygoid muscle on its lateral surface and to the medial pterygoid muscle on its medial surface called also lateral pterygoid plate
b) a long narrow plate that forms the medial part of the pterygoid process, terminates in the pterygoid hamulus, and forms with its lateral surface part of the pterygoid fossa and with its medial surface the lateral boundary of a choana called also medial pterygoid plate

Medical dictionary. 2011.

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  • pterygoid plate — noun : pterygoid lamina * * * pterygoid plate, either of the two sections, the lateral section or the medial section, that make up a pterygoid process …   Useful english dictionary

  • Medial pterygoid plate — Bone: Medial pterygoid plate Sphenoid bone. Anterior and inferior surfaces. (Medial pterygoid plate labeled at bottom left.) …   Wikipedia

  • Lateral pterygoid plate — Infobox Bone Name = Lateral pterygoid plate Latin = lamina lateralis processus pterygoidei GraySubject = 35 GrayPage = 151 Caption = Medial wall of left orbit. (Label pterygoid plate labeled at bottom right.) Caption2 = Sphenoid bone, anterior… …   Wikipedia

  • lateral pterygoid plate — n PTERYGOID PLATE (a) …   Medical dictionary

  • medial pterygoid plate — n PTERYGOID PLATE (b) …   Medical dictionary

  • pterygoid plate lateral — lamina lateralis processus pterygoidei …   Medical dictionary

  • pterygoid plate medial — lamina medialis processus pterygoidei …   Medical dictionary

  • pterygoid muscle — n either of two muscles extending from the sphenoid bone to the lower jaw: a) a muscle that arises from the greater wing of the sphenoid bone and from the outer surface of the lateral pterygoid plate, is inserted into the condyle of the mandible… …   Medical dictionary

  • Pterygoid — (from the Greek for winglike ) can refer to: * Pterygoid processes of the sphenoid bone ** The Lateral pterygoid plate by it * a muscle such as Lateral pterygoid muscle or Medial pterygoid muscle * a branch of the Mandibular nerve …   Wikipedia

  • pterygoid canal — n an anteroposterior canal in the base of each medial pterygoid plate of the sphenoid bone that gives passage to the Vidian artery and the Vidian nerve called also Vidian canal * * * canalis pterygoideus …   Medical dictionary

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