Internal occipital crest - Wikipedia
In the occipital bone, the lower division of the cruciate eminence is prominent, and is named the internal occipital crest; it bifurcates near the foramen magnum and gives attachment to the falx cerebelli; in the attached margin of this falx is the occipital sinus, which is sometimes duplicated.
Internal occipital crest - e-Anatomy - IMAIOS
The internal occipital crest is a bony ridge located on internal surface of the squamous part of the occipital bone. It runs down the middle, starting from the internal occipital protuberance and stretching all the way to the posterior margin of the foramen magnum.
Anatomy, Head and Neck, Occipital Bone, Artery, Vein, and …
Jul 24, 2023 · On the squamous part of the inner surface is a midline vertical ridge called the median internal occipital crest that runs from a median prominence called the internal occipital protuberance to the foramen magnum.
Occipital Bone: Anatomy, Function, and Treatment - Verywell Health
Jun 26, 2023 · The occipital bone is a flat bone that protects the brain and connects to the spine. It has a curved opening called the foramen magnum and a point called the internal occipital protuberance that divides the cruciform eminence.
Occipital Bone and Foramen Magnum - The Neurosurgical Atlas
The internal occipital crest bifurcates above the foramen magnum to form a V-shaped ridge between the limbs of which is the vermian fossa. The basilar part of the occipital bone, which is also referred to as the clivus, is a thick quadrangular plate of bone that extends forward and upward to join the sphenoid bone just below the dorsum sellae.
The Occipital Bone - Landmarks - Attachments - TeachMeAnatomy
Mar 22, 2023 · Internal Surface. The internal surface of the squamous part of the occipital bone is marked by grooves produced by the dural venous sinuses. The grooves are arranged like a cross and are known as the cruciform eminence. At the center of the cross is …
Superior view of the base of the skull: Anatomy - Kenhub
Oct 30, 2023 · Posterior to the foramen magnum is the internal occipital crest. This is a small fold of bone within the occipital region of the cranial vault in the midline. It leads down into the foramen magnum and demarcates the separation of the two sides of the cerebellum. Moving to the anterior border of the middle cranial fossa is the arcuate eminence.
Chapter 42: The skull and hyoid bone - Dartmouth
The external occipital crest, to which the ligamentum nuchae is attached, extends from the foramen magnum to the external occipital protuberance, which is readily palpable in vivo. Nuchal lines extend laterally and delimit areas of muscular insertion.
Occipital bone: Anatomy, borders and development | Kenhub
Oct 30, 2023 · Learn about the occipital bone, an unpaired bone that covers the back of the head and houses the cerebellum. Find out its parts, landmarks, foramina and borders, including the nuchal crest and lines.
Internal occipital protuberance - Structure, Function, Location
Jun 7, 2023 · The internal occipital protuberance, or inion, is a bony prominence at the back of the skull. It has several functions and clinical applications, such as attachment for muscles and ligaments, reference point for imaging and surgery, and measurement of head circumference.
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