(a.) Like a bird's wing in form; as, a pterygoid bone.
(a.) Of, pertaining to, or in the region of, the pterygoid bones, pterygoid processes, or the whole sphenoid bone.
(n.) A pterygoid bone.
Example Sentences:
(1) The masseter muscle was always a more efficient producer of vertically oriented bite force than the medial pterygoid.
(2) After fracture of the pterygoid hamulus, contraction of the TVP muscle produced expansion of the epipharynx but less than that prior to the treatment.
(3) But the opposite dentition can also dictate a fixture installation in the posterior region for a good occlusal stabilization: a specific modality of fixture installation in the pterygoid region has provided a seductive alternative.
(4) When the lateral pterygoid muscles are not tender to palpation and the stress test is negative, occlusal therapy is not indicated.
(5) To explore the relationships among dysfunction of the two heads of the lateral pterygoid muscle, temporomandibular joint (TMJ) internal derangement, and the mechanism of TMJ sounds, a comparative study was undertaken with electromyography of the two heads of the muscle and arthrography in 38 patients with temporomandibular joint disturbance syndrome sounds.
(6) Light and electron microscope observations of tiny nerve branchlets attached to the nerve of the pterygoid canal suggests that the source of sympathetic autonomic fibres in the greater petrosal nerve may not be solely confined to fibres 'recurrent' from the deep petrosal nerve, as hitherto believed.
(7) Activity occurred in the masseter and medial pterygoid muscles during the following movements; closing the jaw slowly either without occlusal contact or with occlusal contact and against resistance; free lateral movement to contralateral side, either against resistance or with occlusal contact; protraction of the jaw either without occlusal contact or with occlusal contact; swallowing either saliva or water; incisor gum chewing with either the ipsilateral or contralateral molars; normal mastication; and during forceful centric occlusion.
(8) No operative mortality, CSF rhinorrhea, visual damage carotid or cavernous sinus hemorrhage fracture of the medial pterygoid plates or maxilla were encountered in this series.
(9) The insertions of the superficial and deep portions of the masseter muscle, the temporalis muscle, the medial pterygoid muscle and the temporalis fascia were simulated with leather bonded to the appropriate areas.
(10) Both have an incomplete zygomatic arch with descending jugal process, a complex superficial masseter, a large temporalis and medial pterygoid musculature, and a lateral pterygoid with two heads.
(11) Gorette-Nicaise, Awn, and Dhem (1983) as well as the study by Whetten, and Johnston (1985) have shown that neither the absence of the lateral pterygoid muscle nor the physical volumetric expansion of the airway increases condylar growth.
(12) The subjects were asked to perform three definite tasks for the masseter muscle (intercuspid occlusion, maximum protrusion, and centric relation with a bite opening of 3mm) and two for the pterygoid muscle (maximum opening and maximum protrusion).
(13) Four patients had intraoral exposure of the grafts postoperatively--three in the pterygoid maxillary area and one in the palate.
(14) A method to accurately identify in a reproducible way the main axis of the pterygoid process with the help of two small iron balls was contrasted with other methods seen in the literature.
(15) We discuss anatomic considerations for the prevention of complications, including injury to the frontotemporal branches of the facial nerve, injury to the superior head of the lateral pterygoid muscle, and inadvertent penetration of the dura.
(16) CTHRP was injected individually to jaw-closing muscles (temporalis, masseter, and medial pterygoid) of rats, and their motoneurons including the dendrites were labelled and studied.
(17) An unusual case of myositis ossificans of the medial pterygoid muscle has been discussed.
(18) However, all seven of the patients tested 1 year after mandibular lengthening demonstrated normal aphasic firing patterns of the lateral pterygoid muscles (inferior belly) during right and left lateral excursions.
(19) It is not necessary, at the level of the pterygoid bone situated outside the limits of the arch, to carry out any dental morphology.
(20) The cross-sectional areas of the masseter, temporalis, medial pterygoid and lateral pterygoid muscles were determined by means of computer tomography in 16 male subjects with healthy dentitions.
Skull
Definition:
(n.) A school, company, or shoal.
(n.) The skeleton of the head of a vertebrate animal, including the brain case, or cranium, and the bones and cartilages of the face and mouth. See Illusts. of Carnivora, of Facial angles under Facial, and of Skeleton, in Appendix.
(n.) The head or brain; the seat of intelligence; mind.
(n.) A covering for the head; a skullcap.
(n.) A sort of oar. See Scull.
Example Sentences:
(1) However, CT will be insensitive in the detection of the more cephalic proximal lesions, especially those in the brain stem, basal cisterns, and skull base.
(2) For the case described by the author primary tearing of the chiasma due to sudden applanation of the skull in the frontal region with burstfractures in the anterior cranial fossa is assumed.
(3) The skull films and CT scans of 1383 patients with acute head injury transferred to a regional neurosurgical unit were reviewed.
(4) We report a rare case of odontogenic abscess, detected while the patient was in the intensive care unit (ICU), which resulted in sepsis and the patient's death due to mediastinitis, skull osteomyelitis, and deep neck cellulitis.
(5) This lack of symmetry in shape and magnitude may be due to non-sphericity of the skull over the temporal region or to variations in conductivities of intervening tissues.
(6) As I looked further, I saw that there was blood and hair and what looked like brain tissue intermingled with that to the right area of her skull."
(7) The inner table of the skull over the lesion was eroded.
(8) A three-dimensional anatomic model of a human skull was produced with birefringent materials for photoelastic analysis.
(9) The effects on skull growth of plating the coronal suture and frontal bone were studied in New Zealand White rabbits.
(10) Much more recently, use of modern CT ("computed tomography") scanning equipment on the London Archaeopteryx's skull has enabled scientists to reconstruct the whole of its bony brain case - and so model the structure of the brain itself.
(11) Tension pneumocephalus was diagnosed by computed tomography (CT) scan and plain skull X-ray.
(12) After removal from the skull, the brains were processed for histopathological evaluation of ischemic neuronal damage by light microscopy and morphometry.
(13) The author describes three systems for (1) the treatment of mandibular fractures; (2) the treatment of midface fractures, for reconstructive surgery of the facial skeleton and the skull, and for orthognathic surgery; and (3) the reconstruction of mandibular defects including condyle replacement.
(14) To avoid the complications attributable to the cervical spine, we recommend roentgenographic examination in all neurofibromatosis patients who are about to have general anesthesia or skull traction for treatment of scoliosis.
(15) Eight macerated human child skulls with a dental age of approximately 9.5 years (mixed dentition) were consecutively subjected to an experimental standardized high-pull headgear traction system attached to the maxilla at the first permanent molar area via an immovable acrylic resin splint covering all teeth.
(16) Lateral skull X-ray images are routinely used in cephalometric analysis to provide quantitative measurements useful to clinical orthodontists.
(17) The absence of a visible fracture on plain skull radiographs does not exclude a fracture, and those patients with clinical signs of a fracture should be treated appropriately and further investigations performed.
(18) In our study, 17 fractures were detected in 594 patients who had skull radiography because of trauma to the head.
(19) The algorithm is an improvement over the sphere model in that it considers two distinct surfaces: an ellipsoid, to model the region of the skull on which the sensors are placed, and a sphere as the medium in which the current dipole model is considered.
(20) A new combination of techniques for resection of hemangiopericytoma of the skull base is described.