The petrous part of the temporal bone is pyramid-shaped and is wedged in at the base of the skull between the sphenoid and occipital bones. Directed medially...
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The tympanic part of the temporal bone is a curved plate of bone lying below the squamous part of the temporal bone, in front of the mastoid process, and...
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The temporal bones are situated at the sides and base of the skull, and lateral to the temporal lobes of the cerebral cortex. The temporal bones are overlaid...
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Internal carotid artery (redirect from Petrous part of the internal carotid artery)
of the internal carotid, is that which is inside the petrous part of the temporal bone. This segment extends until the foramen lacerum. The petrous portion...
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The squamous part of temporal bone, or temporal squama, forms the front and upper part of the temporal bone, and is scale-like, thin, and translucent...
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the sphenoid bone body. The petrous-basilar suture joins the side edge of the basilar part of the occipital bone to the petrous-part of the temporal bone...
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Foramen lacerum (category Foramina of the skull)
the sphenoid bone, the apex of the petrous part of the temporal bone, and the basilar part of the occipital bone. The foramen lacerum (Latin: lacerated...
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Semicircular canals (redirect from Ampulla of semicircular canal)
nearly parallel to the posterior surface of the petrous part of the temporal bone. The vestibular aqueduct is immediately medial to it. The posterior semicircular...
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Carotid canal (category Bones of the head and neck)
The carotid canal is a passage in the petrous part of the temporal bone of the skull through which the internal carotid artery and its internal carotid...
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Internal auditory meatus (category Wikipedia articles incorporating text from the 20th edition of Gray's Anatomy (1918))
within the petrous part of the temporal bone of the skull between the posterior cranial fossa and the inner ear. The opening to the meatus is called the porus...
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the petrous parts and mastoid parts of the temporal bones, and the lateral parts of occipital bone. Posteriorly, it is bounded by the squamous part of...
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Cerebellar tentorium (category Wikipedia articles incorporating text from the 20th edition of Gray's Anatomy (1918))
border of each side extends anteriorly beyond the medial end of the superior petrosal sinus (i.e. the apex of the petrous part of the temporal bone[citation...
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Neurocranium (redirect from Cranial bones)
among the prootic, opisthotic, and exoccipital. The prootic is homologous to the petrous part of the temporal bone (in humans) or the petrosal bone (in...
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ganglion by the greater petrosal nerve to synapse in the ganglion.: 370 The greater petrosal nerve enters the petrous part of the temporal bone and travels...
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Lesser petrosal nerve (redirect from Foramen of Arnold)
petrosal nerve on the anterior surface of the petrous part of the temporal bone into the middle cranial fossa. It runs across the floor of this fossa along...
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Mastoid cells (category Bones of the head and neck)
of bone or not at all. They may extend into the squamous part of temporal bone, petrous part of the temporal bone zygomatic process of temporal bone,...
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The arcuate eminence is a rounded: 567 prominence upon the superior surface of: 420 the petrous part of the temporal bone forming the lateral part of...
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Squamosal suture (category Bones of the head and neck)
parietal bone: this suture is continuous behind with the short, nearly horizontal parietomastoid suture, which unites the mastoid process of the temporal with...
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Inferior petrosal sinus (category Wikipedia articles incorporating text from the 20th edition of Gray's Anatomy (1918))
The inferior petrosal sinuses are two small sinuses situated on the inferior border of the petrous part of the temporal bone, one on each side. Each inferior...
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Tympanic nerve (redirect from Tympanic branch of the glossopharyngeal)
The tympanic nerve (Jacobson's nerve) is a branch of the glossopharyngeal nerve passing through the petrous part of the temporal bone to reach the middle...
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Skull (redirect from Temporal fenestræ)
skeleton, with the mandible being its largest bone. The mandible articulates with the temporal bones (part of the neurocranium) at the paired temporomandibular...
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Tympanic canaliculus (category Foramina of the skull)
of the petrous part of the temporal bone; its distal opening is situated upon the floor of the tympanic cavity. The canal gives passage to the tympanic...
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Middle cranial fossa (category Wikipedia articles incorporating text from the 20th edition of Gray's Anatomy (1918))
the ridge forming the anterior margin of the chiasmatic groove; behind, by the superior angles of the petrous portions of the temporal bones and the dorsum...
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Dorello's canal is a bow-shaped bony enclosure at the tip of the petrous part of the temporal bone. It is fairly short. Dura mater forms a sleeve within...
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of the brain Middle cranial fossa (fossa cranii media), separated from the posterior fossa by the clivus and the petrous crest housing the temporal lobe...
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Petrosquamous suture (category Bones of the head and neck)
The petrosquamous suture is a cranial suture between the petrous portion and the squama of the temporal bone. It forms the Koerner's septum. The petrous...
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between the squamous and the petrous part of the temporal bone and presents at its apex a downward-directed process, the spine of sphenoid bone. The superior...
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The lateral half of the great wing of the sphenoid bone articulates, by means of a synchondrosis, with the petrous part of the temporal bone. Between these...
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Fibrous joint (redirect from Sutures of skull)
and the temporal bone Zygomaticotemporal suture Zygomaticofrontal suture Frontal suture / Metopic suture – between the two frontal bones, prior to the fusion...
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the greater petrosal nerve. This nerve exits the facial canal through the hiatus for the greater petrosal nerve in the petrous part of the temporal bone...
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