Sphenoid anatomy
WebDefinition. The inferior surface of sphenoid bone presents, in the middle line, a triangular spine, the sphenoidal rostrum, which is continuous with the sphenoidal crest on the anterior surface, and is received in a deep fissure between the alæ of the vomer. This definition incorporates text from a public domain edition of Gray's Anatomy (20th ... WebJan 17, 2024 · The sphenoid bone is divided into several parts: the body of the bone, two greater wings, two lesser wings, and the pterygoid processes. The sphenoid bone is one of the most complex in the body due to its interactions with …
Sphenoid anatomy
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WebNov 7, 2024 · Sphenoid bone primarily consists of a centrally positioned body, which surrounds and protects the pituitary gland, and two sets of lateral, wing-like extensions … WebAug 18, 2010 · Sphenoid Anatomy Named for its wedge-like butterfly shape, the sphenoid is a prominent, irregularly shaped bone at the base of the skull. Because it is in contact with all of the other cranial bones, the sphenoid is often …
WebWe described the anatomical variants of the sphenoid sinuses anatomy, according to their size, shape, degree of pneumatisation, protrusion of anatomical structures into their … WebPurpose: Sphenoid sinuses are pneumatised structures, placed in the body of the sphenoid bone, with highly variable morphology. The strict relationships with vascular and nervous structures determine the importance of their anatomical variants in otorhinolaryngology and neurosurgery; a precise understanding of the complex anatomy and anatomic variations …
WebFeb 1, 2024 · The planum sphenoidale is a common term for the anterior horizontal part of the superior surface of the body of the sphenoid bone. It is known in the Terminologia … WebJul 24, 2024 · The body of the sphenoid bone is formed from fusion of the two lateral hypophyseal cartilages containing and surrounding the developing pituitary gland. More rostrally, the paired presphenoid cartilages fuse to become the most anterior portion of the sphenoid bone.
WebFeb 11, 2024 · It is pyramidal in shape, with a base looking to the nasal cavity, anterior, posterior, and superior walls, and a lateral blunt apex that extends into the zygomatic process of the maxillary bone. The size of the …
WebFeb 5, 2024 · It is also known as the calvarium. Cranial base – comprised of the frontal, sphenoid, ethmoid, occipital, parietal, and temporal bones. These bones articulate with the 1st cervical vertebra (atlas), the facial bones, and the mandible (jaw). Fig 1 – Bones of the calvarium and cranial base. Clinical Relevance: Cranial Fractures half lantern outdoor wall lights ledWebJul 25, 2024 · Sellar Anatomy The bony walls of the sella turcica surround the fossa in the anterior, posterior, and inferior margins. The pituitary gland, along with the sella turcica, constitutes the sellar region. Tuberculum … half lap carpet tile installationWebIt belongs to the middle cranial fossa. [1] The sella turcica's most inferior portion is known as the hypophyseal fossa (the "seat of the saddle"), and contains the pituitary gland (hypophysis). In front of the hypophyseal fossa is the tuberculum sellae . half lap corner jointWebOct 10, 2024 · Function. The temporal bone provides structural support for the skull, while protecting the cerebrum of the brain and surrounding membranes. In addition, this bone surrounds the middle and inner portions of the ear. Its lower portion connects with the mandible or jawbone to allow the mouth to open and close. Notably, a majority of the … bunbury port line upWebThe lateral pterygoid plate of the sphenoid (or lateral lamina of pterygoid process) is broad, thin, and everted and forms the lateral part of a horseshoe like process that extends from the inferior aspect of the sphenoid bone, and serves as the origin of the lateral pterygoid muscle, which functions in allowing the mandible to move in a lateral … half lap joint with circular sawWebThe sphenoid bone is situated at the base of the skull in front of the temporals and basilar part of the occipital. It somewhat resembles a bat with its wings extended, and is divided … half lap concealed hingesWebApr 27, 2024 · The sphenoid is one of the twenty-two bones that make up the skull and serves to bind the neurocranium to the facial skeleton. It is a single bone in the cranial … bunbury port past ship visits