pterygoid process

(ˈtɛrɪˌɡɔɪd)

(Anatomy) anatomy either of two long bony plates extending downwards from each side of the sphenoid bone within the skull

[C18 pterygoid, from Greek pterugoeidēs, from pterux wing; see -oid]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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Noun

pterygoid process - two bony processes descending from the body of the sphenoid bone

os sphenoidale, sphenoid, sphenoid bone - butterfly-shaped bone at the base of the skull

appendage, outgrowth, process - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"

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References in periodicals archive

The pterygoid process of the palatine (PrPP, Figures.

Phylogeny of the species of Ciconia (Aves, Ciconiidae) based on cranial osteological characteristics

Coronal view CT showed that the tumor had invaded the base of the pterygoid process without cranial base invasion (Figure 2(b)).

Maxillary Swing Approach for Removal of Palatal Carcinoma: A Modified Procedure

The inferior head comes from the lateral plate of the pterygoid process and inserts into the condylar process of the mandible.

EVALUATION OF PTERYGOID MUSCLES IN PATIENTS WITH TEMPOROMANDIBULAR DISORDERS

Finally, the third criterion was based on proximity to the lateral plate of the pterygoid process. Data was tabulated in an Excel table (Microsoft Corporation, Redmond, WA, USA), considering assessments for both the right and left sides.

Frequency and Characterization of the Infratemporal Spine in a Sample of Chilean Human Skulls/ Frecuencia y Caracterizacion de la Espina Infratemporal en una Muestra de Craneos Humanos Chilenos

Root of pterygoid process got pneumatized in 2% cases on both sides.

A correlation study of paranasal sinuses between operative endoscopic findings in fess and preoperative CT scan

It started at the wing and pterygoid process of the basisphenoid bone and connected to the joint capsule on the tip of the medial side of the mandibular condyle.

Anatomy of the Temporomandibular Joint and Masticatory Muscles in Roe Deer Capreolus capreolus

Pneumatization may extend into the greater and lesser wings of the sphenoid or pterygoid process and the anterior clinoid process; it can also extend into the occipital bone.

The significance of magnetic resonance imaging and computed tomography findings in sphenoid sinus agenesis

These structures included calcifications of arteries, lymph nodes and salivary glands, phleboliths, an elongated styloid process, a large maxillary tuberosity, a prominent hamulus of the pterygoid process, foreign bodies, bone islands in the mandibular rami, and a displaced tooth [4, 6, 7, 10, 13, 17, 18].

Prevalence and imaging characteristics of palatine tonsilloliths detected by CT in 2,873 consecutive patients

[10] reported that a complete osseous bar, arch, or lamina connecting the posterior border of lateral lamina of pterygoid process and sphenoidal spine existed in 6 of the 100 human dry skulls and 1.85% in cadavers.

Pterygospinous bar and foramen in the adult human skulls of North India: its incidence and clinical relevance