Mastoid Notch | Complete Anatomy - Elsevier
The mastoid notch (digastric notch or groove) is the deep indentation found along the medial aspect of the mastoid process of temporal bone. It is located lateral to the groove for the occipital artery and provides an origin site for the posterior belly of digastric muscle.
Mastoid process: Location, anatomy and muscle attachments
2023年5月25日 · The medial surface of the mastoid portion of the temporal bone has a deep groove called the mastoid notch, which allows the digastric muscle to attach. The occipital groove can be found medial to the mastoid notch and is traversed by the occipital artery which courses posteriorly, parallel and deep to the posterior belly of the digastric muscle.
Mastoid part of the temporal bone - Wikipedia
The mastoid process serves for the attachment of the sternocleidomastoid, the posterior belly of the digastric muscle, splenius capitis, and longissimus capitis. On the medial side of the process is a deep groove, the mastoid notch, for the attachment of the digastric muscle ; medial to this is a shallow furrow, the occipital groove , which ...
Mastoid notch - e-Anatomy - IMAIOS
2023年3月10日 · The mastoid notch is a bony groove which is found on the medial side of the mastoid process. It offers attachment to the posterior belly of digastric muscle.
Mastoid Process: Location, Anatomy, and Treatment - Verywell …
2023年6月21日 · Digastric muscle (posterior belly): The posterior (rear) belly of this muscle lowers the bottom jaw and raises the hyoid bone (in the front of the throat, below the chin) during chewing and swallowing. Longissimus capitis: This muscle tips the head to the side and rotates the neck toward the side where the muscle is contracting.
Mastoid process - e-Anatomy - IMAIOS
2023年3月10日 · The mastoid process provides a point of attachment for several muscles and has a groove on its inner side known as the mastoid notch, which anchors the posterior belly of the digastric muscle. Drake, R.L., Vogl, A.W. and Mitchell, A.W.M. (2009).
Mastoid Notch - Earth's Lab
2018年8月8日 · It is a deep notch located on the medial side of the mastoid process. It travels within the sagittal plane, running in the middle of the stylomastoid foramen anteriorly as well as posteriorly in the posterior side of the mastoid process. It gives attachment to the posterior belly of the digastric muscle.
Mastoid Process - The Definitive Guide - Biology Dictionary
2020年10月18日 · Mastoid Process Anatomy. The mastoid process is a smooth, conical projection of bone which has several structures that allow it to carry out its specific functions. These include: Digastric fossa/mastoid notch – a groove located on the medial side of the mastoid process; Occipital groove – a furrow located medial to the digastric fossa
The Mastoid - Ento Key
2016年11月5日 · The mastoid process is attached to the tympanic bone by the tympanomastoid suture (TMS); * digastric notch The mastoid process serves as a point of attachment for several muscles like the splenius capitis, the longissimus capitis, the digastric, and the sternocleidomastoid muscles.
Mastoid notch as a landmark for localization of the transverse-sigmoid ...
2020年3月27日 · The mastoid notch is a deep groove on the medial side of the mastoid process that can be clearly identified. Because the top of the mastoid notch (TMN) is close to the transverse-sigmoid sinus junction, it is possible to make it a potential landmark for locating the ASTS and IMTS [9, 10].
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