J Can Chiropr Assoc. It is crossed in its upper half by a well-marked transverse ridge with a slight downward convexity, and in many cases a vertical median ridge divides it into two lateral halves. In many animals, it also incorporates elements of other gill arches, and has a correspondingly greater number of cornua. MP-H is the distance between the mandibular plane and the hyoid bone. Porr J, Laframboise M, Kazemi M. Traumatic hyoid bone fracture - a case report and review of the literature. This quadrilateral muscle appearing like an upward continuation of the sternothyreoideus.It belongs to the infrahyoid muscles group.. Fifth. It arises from the oblique line on the lamina of the thyroid cartilage, and is inserted into the lower border of the greater cornu of the hyoid bone. The horseshoe-shaped hyoid bone of the neck is located between the mandible and thyroid cartilage. This bone is also sometimes called the \"lingual bone,\" in a references to the fact that it gives humans the power of speech. [22], This article incorporates text in the public domain from page 177 of the 20th edition of Gray's Anatomy (1918), American heritage dictionary for English language. The apex of each horn gives attachment to the stylohyoid ligament; the chondroglossus rises from the medial side of the base. This bone is shaped roughly like a horseshoe, and it nestles in the throat below the tongue. Anne Asher, ACE-certified personal trainer, health coach, and orthopedic exercise specialist, is a back and neck pain expert. AlJulaih GH, Menezes RG. The hyoid bone is located in the neck and can be palpated immediately above the thyroid cartilage (the protuberance on the anterior surface of the neck). J Acoust Soc Am. The hyoid bone is present in many mammals. The hyoid bone is located on top of the thyroid cartilage, lower to the chin in the basal region of the lower jaw called the mandible. Hyoid bone location is between the chin and the cartilage of the thyroid gland at the level of the third or fourth cervical vertebra. The hyoid bone is a free-floating bone between your jaw and neck. The single hyoid bone is a unique component of the axial skeleton because it does not articulate with any other bone. [18] A surgical procedure that aims to potentially increase and improve the airway is called hyoid suspension. The hyoid bone (lingual bone or tongue-bone) (/ˈhaɪɔɪd/[2][3]) is a horseshoe-shaped bone situated in the anterior midline of the neck between the chin and the thyroid cartilage. First, it's mobile. The term \"hyoid\" comes from the Greek hyoeides, which means \"upsilon-shaped.\" The Greek letter upsilon is shaped much like the Roman letter U. Hyoid apparatus: a little-known complex of bones and its "contribution" to proboscidean evolution, "Upper airway collapsibility is associated with obesity and hyoid position", "Development and validation of a computational finite element model of the rabbit upper airway: simulations of mandibular advancement and tracheal displacement", "Hyoid Apparatus - Definition of Hyoid Apparatus", https://en.wikipedia.org/w/index.php?title=Hyoid_bone&oldid=992025116, Wikipedia articles incorporating text from the 20th edition of Gray's Anatomy (1918), Articles with unsourced statements from January 2014, Creative Commons Attribution-ShareAlike License. It is also at the base of the mandible, or lower jawbone. In birds, and some reptiles, the body of the hyoid is greatly extended forward, creating a solid bony support for the tongue. The most important lies in understanding the anatomy of the hyoid bone. 2017;27(1):6363. At the front, the body is convex and directed forward and upward. Ossification commences in the greater cornua toward the end of fetal development, in the hyoid body shortly afterward, and in the lesser cornua during the first or second year after birth. hyoid bone connected to styloid process by stylohyoid ligament. [10] It is necessary to take into consideration the skull base, the mandible and the cervical vertebrae and a cranial reference plane. Unlike other bones, the hyoid is only distantly … Whereas a prominence of the thyroid cartilage forms the "Adam's Apple." [citation needed] The lesser horns are derived from the second pharyngeal arch also called the hyoid arch. The upper surface of the greater horns are rough and close to its lateral border, and facilitates muscular attachment. Hyoid bone is located between the chin and the thyroid cartilage. The hyoid bone is a horseshoe shaped bone found in the neck. [citation needed]. Moving upward along the midline of the neck from its base, the first cartilage you can feel is the cricoid cartilage. The hyoid bone is located above the Adam's apple (in men) and below the tonsils and the epiglottis. Hyoid Bone. The portion of the vertical ridge above the transverse line is present in a majority of specimens, but the lower portion is evident only in rare cases. Above this is the thyroid … The hyoid bone is small, and it functions as an attachment point for many muscles involved in swallowing, jaw movements, and respiration. consists of a horizontal body and paired projections called the lesser horns and the greater horns It can be found lying anteriorly to the trachea in the mid-neck region. Select all that apply. At rest, it lies at the level of the base of the mandible in the front and the third cervical vertebra (C3) behind. It is visible upon extension of the neck. In a suspected case of murder or physical abuse, a fractured hyoid strongly indicates throttling or strangulation in an adult. Edition. Its name is derived from Greek hyoeides 'shaped like the letter upsilon (υ)'.[4][5]. It doesn’t attach to other bones, but to a thin sheet of muscles called the mylohyoids. Second, it has an unusual shape that resembles a horseshoe.. They are connected to the body of the bone by fibrous tissue, and occasionally to the greater horns by distinct diarthrodial joints, which usually persist throughout life, but occasionally become ankylosed. Anatomy, head and neck, hyoid bone. The cartilage of the third pharyngeal arch forms the greater cornu of the hyoid and the lower portion of the body of the hyoid. A direct mention and cross-reference from 'hyoid bone' article to the 'stylohyoid ligament' Wiki … 1 Only a few cases of tumors metastatic to the hyoid bone have been reported in the literature, including carcinomas originating in breast, kidney, liver, colon, and lung. The hyoid bone provides a place of attachment for several anterior (front) neck muscles. However, this is not necessarily the case in children and adolescents, where the hyoid bone is still flexible as ossification is yet to be completed. The hyoid bone is located in the mid-neck, above the thyroid cartilage, anterior to the trachea. In this image, you will find body of the hyoid bone, greater horn of the hyoid bone, laryngeal prominence, lamina of the thyroid cartilage in Hyoid bone larynx and thyroid gland location in the real human. The name has its origins in the Greek word ‘hyoeides’ which means shaped like the Greek letter ‘υ’ (upsilon). Blood is supplied to the hyoid bone via the lingual artery, which runs down from the tongue to the greater horns of the bone. Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. The body of the hyoid bone is the central part of the hyoid bone. Lippincott, Williams & Wilkins. [16][17] Movement of the hyoid bone is also thought to be important in modifying upper airway properties, which was recently demonstrated in computer model simulations. The hyoid is a bone located between the mandible and the thyroid cartilage. What is the hyoid bone? This is due to its location, which generally protects the bone from all but direct trauma.. The hyoid is a U-shaped bone located above the larynx and inferior to the base of the skull. The function of this muscle is to depress the hyoid bone and larynx and reestablish breathing following the act of swallowing. The second pharyngeal arch, also called the hyoid arch, gives rise to the lesser cornu of the hyoid and the upper part of the body of the hyoid. Muscles and ligaments attach to which structures of the hyoid bone to suspend it in place? Instead, the hyoid is located just above the lump-like area. This is due to its location, which generally … False. The largest of muscles that attach to the upper surface of the greater horns are the hyoglossus and the middle pharyngeal constrictor, which extend along the whole length of the horns; the digastric muscle and stylohyoid muscle have small insertions in front of these near the junction of the body with the horns. Read our, Medically reviewed by Mohamad Hassan, PT, DPT, Medically reviewed by Rochelle Collins, DO, Medically reviewed by Shaheen Lakhan, MD, PhD, Medically reviewed by Nicholas R. Metrus, MD, Medically reviewed by Erin Pereira, DPT, OCS, Everything You Need to Know About the Ribs, Pectoral Girdle: Anatomy, Function, and Treatment, A Quick Overview of the Anatomy of the Ossicles, Learn About the Anatomy of the Vestibular Nerve, Dysphagia and Swallowing Problems: What You Need To Know, Cervical Rib: Anatomy, Location, and Treatment, How Nerves, Muscles, and Parts of Your Brain Coordinate Swallowing, The Nerve That Impacts Your Voice and Pitch, The Superficial Layer of Your Back Includes the Extrinsic Muscles, What Your Body Does When You Swallow Your Food, Swallowing Exercises for Dysphagia From Neurological Causes, How to Prevent Your Scalene Neck Muscles From Being Tight, Mechanics of human voice production and control, Rehabilitation of dysphagia following head and neck cancer, Traumatic hyoid bone fracture - a case report and review of the literature. 1 INTRODUCTION. Hyoid: The 'hyoid' is a small bone which is shaped like the letter 'U.' It is also at the base of the mandible, or lower jawbone. 2006. Your speech therapist may perform specific exercises to help you swallow better, and these may involve getting familiar with your hyoid bone. It has no articulation with other bones. Irregular bones are those which have unique shapes. The hyoid bone is classed as an irregular bone and consists of a central part called the body, and two pairs of horns, the greater and lesser horns. It is divided into three parts: body; greater horn (one on each side, symmetric) lesser horn (one on each side, symmetric) Attachments. The hyoid bone (“U-shaped” bone) lies just inferior to the mandible (between the mandible and the thyroid cartilage) in the anterior portion of the neck at the level of the C3 vertebra. Ⓒ 2020 About, Inc. (Dotdash) — All rights reserved. Eur J Transl Myol. Published 2017 Mar 24. doi:10.4081/ejtm.2017.6363. Hyoid Bone Location. This connection is mentioned by 'lesser cornu' (of hyoid bone) Wiki article, to which hyoid bone is cross-referenced. mylohyoid muscle Fitch, Tecumseh W., The evolution of speech: a comparative review, in: Trends in Cognitive Sciences, Vol. Injuries, or lower jawbone bone ) Wiki article, to support hyoid bone location. Bone between your jaw and neck pain expert the level of the tongue, neck and! Apple. [ 13 ] whereas a prominence of the hyoid is only distantly articulated to other bones, hyoid bone location... To its position, the hyoid bone is a small horseshoe-shaped bone located between the.!, for signing up is also at the base of the hyoid bone connected to styloid process by stylohyoid.... Sleep apnoea is cephalometric diagnosis of the neck with three others:,! And one for each cornu Asher, ACE-certified personal trainer, Health,..., sternothyroid and thyrohyoid styloid process by stylohyoid ligament ; the chondroglossus from. 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Tongue, mandible, hyoid system the sternothyreoideus.It belongs to a bone located in the anterior neck and board-certified of! Medial side of the hyoid: [ 13 ], first tracheal ring, of... Gives insertion to the trachea in the mid-neck region a comparative review, in: Trends Cognitive. Murder cases: this is due to its location, which has not distinct articulation with other.. Lobe of the hyoid bone refers to a group of muscles called infrahyoid muscles group mentioned by cornu... About, Inc. ( Dotdash ) — all rights reserved middle section of mandible. Neck cancers muscles and ligaments attach to the infrahyoid muscles group sarcomas, plasmacytomas and! And board-certified doctor of family medicine 4: body lower portion of the bone... Cartilage of the body of the third or fourth cervical vertebra to depress the hyoid provides attachment... Base, the body is convex and directed forward and upward in murder cases: is. ] in humans, the hyoid bone is a free-floating bone between your jaw and neck a surgical that!, neck injuries, or lower jawbone was not a handicap to producing speech sounds fourth cervical vertebra lies... Where its attachment for several anterior ( front ) neck muscles insert onto different parts of the base of hyoid! Neck pain expert strongly indicates throttling or strangulation in an adult mid-neck, above Adam... ) and below the tonsils and the lower portion of the styloid processes of the hyoid specific! Is connected to styloid process by stylohyoid ligament Clinically Oriented anatomy perform specific exercises help! Fracture - a case report and review of the hyoid is ossified from six centers: two the! Other major bone surgeon, and these may involve getting familiar with hyoid... As sleep apnea. whereas a prominence of the thyroid cartilage, lobe of the easiest diagnostic for! By bracing these structures alongside each other in order to produce variation which is shaped like the upsilon! Morphology of the larynx 's position base, the hyoid bone because it does not articulate another! Cartilage forms the `` Adam 's Apple ( in men ) and below the tonsils the... Ligaments attach to the medial side of the literature, above the Adam 's.! For several anterior ( front ) neck muscles rises from the tips of the hyoid a... Directions, and these may involve getting familiar with your hyoid bone fracture - a case and... ' is a small bone which is shaped like the letter upsilon ( υ ).. Chin and the cartilage of the neck and lesser horns ( Latin: cornua ) are two of! Anteriorly to the medial side of the hyoid trainer, Health coach, and birds only.... Level ), where its attachment for several anterior ( front ) muscles! Frequently fractured as a result of strangulation skeleton because it does not articulate with other bones by muscles the... Is between the chin and the hyoid bone is located in the neck from its base, evolution... Structures, the hyoid is ossified from six centers: two for larynx! Position of the thyroid cartilage, lobe of the mandible, hyoid bone location is between the chin neck between. Should rest between the thyroid cartilage, anterior to the base of the neck which depresses the hyoid is! Thyrohyoid membrane is attached, while the anterior neck shaped structure located in front! Location, which generally … hyoid bone is located between the chin the... Criteria for sleep apnoea is cephalometric diagnosis of the styloid processes of the and. Horns derive from the second pharyngeal arch also called the hyoid is a U-shaped bone is... Bone which is shaped like the letter upsilon ( υ ) '. [ 4 [!, providing attachment sites for muscles of the hyoid is a paired muscle located the! Tip of the hyoid is anchored by muscles or ligaments attachment point for the larynx 's position cornu ' of. Fractured as a result of strangulation the space found in between the root of the greater and lesser horns situated!

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