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Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... …projection from each forms the zygomatic process, forming a joint with the zygomatic, or malar, bone...…, The facial area includes the zygomatic, or malar, bones (cheekbones), which join with the temporal and...…. Yu M, Wang SM. The zygomatic bone forms in membrane (i.e., without a cartilaginous precursor) and is ossified at birth. This allows the zygomatic bone and other facial bones to connect with the upper portion of the skull. The most common cause of zygomatic fractures is violent alterca… Due to its size and function in joining many facial bones together, underdeveloped zygomatic bones cause significant issues related to the construction of the face. The zygomatic bone is small and quadrangular, and is situated at the upper and lateral part of the face: it forms the prominence of the cheek, part of the lateral wall and floor of the orbit, and parts of the temporal and infratemporal fossæ (Fig. Zygomatic Implants. Thank you, {{form.email}}, for signing up. Zygomatic process is also being referred as zygomatic bone or occasionally as zygomatic arch or zygoma. The zygomatic bone bridges the facial skeleton to the cranial bones by connecting the maxilla of the facial skeleton to the temporal bone and to the frontal bone, forming part of the lateral border of the bony orbit. Answer to: Where is the zygomatic bone located? The zygomatic bone functions as a structure which joins the bones of the face while protecting the arteries, nerves, veins, and organs which lie below the surface. The bones responsible for the form of the face are – from top to bottom – the inferior nasal conchae and the nasal, maxilla, zygomatic, lacrimal, ethmoid, vomer, sphenoid, palatine, and mandible bones. Corrections? Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. It is roughly quadrangular in shape. Instances such as these may cause health care professionals to treat a concussion and remain unaware of the zygomatic and/or orbital bone fracture. It presents a malar and a temporal surface; four processes, the frontosphenoidal, orbital, maxillary, and temporal; and four borders. Of these 12 are paired bones: inferior nasal concha, lacrimal, maxilla, nasal, palatine, and zygomatic. The zygomatic bone is nearly quadrangular in shape and it features three surfaces, five borders and two processes. The mean BIC was 15.3 ± 5.6 mm (range, 4.9 to 32.9 mm) in the zygomatic bone. The front portion of the bone is thick and jagged to allow for its joining with other bones of the face. Anatomical variations of the zygomatic bone may include the presence of an extra joint dividing the bone into two additional sections. Other portions of the zygomatic bone include joints near the jaw, near the ears, and near the forehead … It goes through or right next to the sinus and anchors into the thick and solid zygomatic bone. Zygomatic bone location can easily be felt as it forms the ridge above the fleshy area of the cheeks, along the outer rim of the eyes. 164). 2017;52(3): e57-e59. Surfaces. Instead of placing the implant in your jaw bone (where bone deterioration has taken place), Dr. Keller places your implant in your cheekbone, which is dense and provides excellent support. In vertebrates, the zygomatic arch is a curved bony protrusion of the skull that extends along the outer edge of the lower eye socket from the temple to the maxilla, or upper jaw. The maxilla (or upper jaw bone, latin: maxilla) is a paired bone that has a body and four processes: frontal process, zygomatic process, palatine process, and alveolar process.The two maxillary bones (maxillae) are fused in the midline by the intermaxillary suture to form the upper jaw. The zygomatic bone consists of cartilage when a fetus is in utero, with bone-forming immediately after birth. If a white-eyed blowout is not treated immediately, there is the possibility of tissue death which can cause infection and more serious side effects.. Zygomatic bone, also called cheekbone, or malar bone, diamond-shaped bone below and lateral to the orbit, or eye socket, at the widest part of the cheek. This allows for the structure of the skull to take over as the main protector of the brain and other underlying structures. It is often referred to as the cheekbone, and it comprises the prominence just below the lateral side of the orbit. The extra-long implant is placed from inside the mouth near the location of the bicuspid teeth. Thinking about getting a smile design makeover? If you run your fingers along either ridge from the side of the nose, the first part you feel is the lower rim of the eye socket. Each zygomatic bone articulates with the temporal bone, frontal bone, maxilla, and sphenoid bones. The zygomatic bone itself has four processes: The frontosphenoidal process is thick as well as … Other portions of the zygomatic bone include joints near the jaw, near the ears, and near the forehead and skull. However, the lower portion of the zygomatic bone which joins with the jaw bone assists in providing movement to the jaw bone. However, its prominence makes it particularly vulnerable to injury, especially when impact occurs on either side of the face. anterolateral surface is convex, pierced at its orbital border by the zygomaticofacial foramen, through which the zygomaticofacial nerve and vessels pass The zygomatic bones are more commonly known as the cheekbones. The zygomatic bone is somewhat rectangular with portions that extend out near the eye sockets and downward near the jaw. The stability the zygomatic bone provides also allows for motion associated with other bones connected to the zygomatic bone. The zygoma (also known as zygomatic bone or malar bone) is an important facial bone which forms the prominence of the cheek. By signing up, you'll get thousands of step-by-step solutions to your homework questions. There is also a tunnel within the zygomatic bone called the zygomaticofacial foramen which allows for the passage of integral veins and arteries through the face. The absence of cosmetic changes following a facial injury in children can result in a delayed diagnosis. Let us know if you have suggestions to improve this article (requires login). Near the skull, the articulations (where two bones come together) are not as thick. Updates? The zygomatic bone is quite sturdy as it serves as a buttress between the skull and the maxilla. ... Elevations located at both sides of the foramen magnum which articulate with the atlas. Ancestral variations in the shape and size of the zygoma. It forms the central part of the zygomatic arch by its attachments to the maxilla in front and to the zygomatic process of the temporal bone at the side. doi:10.1055/s-0030-1269768, Bogusiak K, Arkuszewski P. Characteristics and epidemiology of zygomaticomaxillary complex fractures. Surgical intervention involving removal or repositioning of bone fragments using digital retraction and bone hooks was performed in 83% of these cases. The implant then anchors into the thick, solid zygomatic bone. In order for a fracture to occur in the zygomatic bone, kinetic force is required. The zygomaticus major muscle starts at the cheekbone and extends to the corner of the mouth. It adjoins the frontal bone at the outer edge of the orbit and the sphenoid and maxilla within the orbit. These instances require surgery to apply fixators to the bones and minimize complications. in the occipital bone-opening in skull. The mean age of the sample was 59 ± 8.7 years. Following nasal bone fracture, the fracture of zygoma is the second most common fractured bone of the face. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. The front portion of the bone is thick and jagged to allow for its joining with other bones of the face. Anatomy, head and neck, zygomatic. This bone forms the upper part of the cheek, with the upper part forming the side and lower section of the eye socket. J Emerg Med. The study sample was composed of 77 patients (62.3% women) receiving 173 zygomatic implants. Michael Menna, DO, is a board-certified, active attending emergency medicine physician at White Plains Hospital in White Plains, New York. These bones are located just below each eye and extend upward to the outer side of each eye. It presents a malar and a temporal surface; four processes (the frontosphenoidal, orbital, maxillary, and temporal), and four borders. It adjoins the frontal bone at the outer edge of the orbit and the sphenoid and maxilla within the orbit. It is more commonly called the cheekbone, but it also is known as the zygoma, or the malar bone. On average, 35.9% ± 11.7% (range, 12.2% to 67.3%) of the implant came into contact with the zygomatic bone. The most significant condition associated with the zygomatic bones is a fracture. Anat Rec (Hoboken). https://www.britannica.com/science/zygomatic-bone. The zygomatic process of the frontal bone was the most common fracture site, with 56% occurring in this location. 2010;24(4):389–397. Also known as the malar bone, the zygomatic bone makes up the cheekbone and the outside portion of the eye socket. The zygomatic bone (also cheek bone, malar bone, latin: os zygomaticum) is a paired facial bone situated in the upper lateral part of the face, forming the prominence of the cheek. It connects to four other bones in the skull, the temporal, frontal, maxilla and sphenoidal bones. By avoiding bone grafts, you can significantly speed up your treatment time to as little as one day! 2017;300(1):196-208. doi:10.1002/ar.23469. To be exact, the vomer forms the posterior inferior aspect of the septum in between the perpendicular plate of the ethmoid bone anterosuperiorly and the palatine bone posteroinferiorly. Fractures to the zygomatic bone are diagnosed through an X-ray. A study on variation of zygomatic bone in relation to bipartitism in Gujarat State. Zygoma has three surfaces, five borders, and two processes. Another depression called the zygomaticoalveolar crest is located below the zygomatic process and just above the alveolar process. The inner surface of the nasal bone travels downward and has a groove that lets in one of the branches of the nasociliary nerve. The most common reason for a zygomatic bone fracture or orbital fracture is assault. However, in serious cases, this can also be the result of sports injuries or car accidents. In: StatPearls. The presence of more than one landmark, such as bumps and grooves, has been noted on the zygomatic bone of certain individuals. 2013;6(1):9–20. Our editors will review what you’ve submitted and determine whether to revise the article. However, the presence of an additional zygomatic foramen may be confused for an unhealed or disjointed fracture. This may lead medical professionals to attempt a delayed treatment for what they believe to be a fracture. The zygomatic bone (cheekbone, cheekbone, lat. Oettlé AC, Demeter FP, L'abbé EN. This surface is concave (curves inward) from one side to the other. This may include nausea, vomiting, and cognitive changes. Check out our smile gallery with real patients of Dr. Shawn Keller. It is located at the lateral edge of the eye sockets and plays a … The zygomatic bone itself has no ability to move, as it is a stationary bone which allows it to function mainly for protection. Learn vocabulary, terms, and more with flashcards, games, and other study tools. - Zygomatic arch consists of the temporal process of the zygomatic bone and the zygomatic process of the temporal bone. When the quality and quantity of bone in the upper jaw is insufficient for the successful placement of conventional dental implants, zygomatic dental implants provide the required stability and support to rebuild a complete smile with implant … The facial bones (viscerocranium) make up most of the front of the skull. Extensive subcutaneous emphysema of the neck caused by isolated facial injuries: a case report and review of the literature, A study on variation of zygomatic bone in relation to bipartitism in Gujarat State. This muscle causes the corners of a person’s mouth to rise when they smile. Gross anatomy. Other variations include differences in where the zygomatic bone meets the jaw bone and the forehead, along with longer landmarks at the site of these joints. More serious zygomatic fractures may result in inward displacement of the eyeball, persistent double vision, or cosmetic changes. Markings of the Zygomatic bone: Patients are instructed not to blow their nose or perform any large facial movements which may cause pain or further disturb the fracture. Depending on the severity of the fracture, the zygomatic bone may be monitored through home health and treated with antibiotics to prevent or treat infection. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. It forms the central part of the zygomatic arch by its attachments to the maxilla in front and to the zygomatic process of the temporal bone at the side. The severity of the injury is directly proportional to force of the impact. Zygomatic bone (Os zygomaticum) The zygomatic bone (zygoma) is an irregularly shaped bone of the skull. The most common condition associated with the zygomatic bone is a fracture. A fracture to the orbital floor, the portion of the zygomatic bone which is attached to the eye, also has an impact on the function of the zygomatic bone. These variations have been commonly noted in individuals of Japanese and Indian descent. Some individuals have also been observed to have more than one tunnel within the zygomatic bone, also known as a zygomatic foramen. Zygomatic arch, bridge of bone extending from the temporal bone at the side of the head around to the maxilla (upper jawbone) in front and including the zygomatic (cheek) bone as a major portion. Zygomatic bone, also called cheekbone, or malar bone, diamond-shaped bone below and lateral to the orbit, or eye socket, at the widest part of the cheek. It is a thick lateral outgrowth of the supra-orbital margin. The zygomatic bones(Gr., zygoma – yoke) are two facial bones that form the cheeks and the lateral walls of the orbits. It is situated at the upper and lateral part of the face and forms the prominence of the cheek, part of the lateral wall and floor of the orbit, and parts of the temporal fossa and the infratemporal fossa. This type of fracture is called a blowout and can cause a fracture to the zygomatic bone, displace the upper portion of the zygomatic bone which articulates with the skull, and can cause a deeper fracture to the eye socket. doi:10.1016/j.jemermed.2015.12.025, Oppenheimer AJ, Monson LA, Buchman SR. Pediatric orbital fractures. J Craniofac Surg. Read our, Medically reviewed by Anita C. Chandrasekaran, MD, MPH, Medically reviewed by Rochelle Collins, DO, Sebastian Kaulitzki / Science Photo Library / Getty Images, A Quick Overview of the Anatomy of the Ossicles, Clavicle: Anatomy, Function, and Treatment, This Is How We Chew It: Anatomy of the Masseter, Ancestral variations in the shape and size of the zygoma, Optimizing the surgical management of zygomaticomaxillary complex fractures, Characteristics and epidemiology of zygomaticomaxillary complex fractures, Don’t blow it! Craniomaxillofac Trauma Reconstr. This thickness also allows the bone to remain strong and sturdy to protect the more delicate features of the face. Vision problems may be associated with orbital fractures, along with muscle spasms to the nearby facial muscles. This is typically the case in instances where nerve involvement results from the bone fracture. Os zygomaticum) is a pair of bones of the facial skull. The extra-long implants are placed from inside the mouth near the location of your bicuspid teeth (your fourth and fifth teeth from the center of the mouth to the back of your mouth). This thickness also allows the bone to remain strong and sturdy to protect the more delicate features of the face. This movement allows the mouth to function for the purpose of facial expressions, speaking, chewing, drinking, coughing, breathing, among others. Zygomatic implants are anchored in the cheek bone which is called the “zygoma” in human anatomy textbooks. It extends in a lateral and inferior manner from the frontal bone. The zygomaticus major originates deep towards the orbicularis oculi together with the posterior portion of the lateral side of the zygomatic bone, and afterwards it passes inferiorly and anteriorly, merging together with the orbicularis oris and attaching at the angle of the mouth within the skin. Zygomatic Bone Processes. Most of these variations will not lead to the development of any medical conditions or concerns. Sign up for our Health Tip of the Day newsletter, and receive daily tips that will help you live your healthiest life. bony floor formed by the zygomatic, frontal, parietal, sphenoid, and the temporal bones, attachment of the temporalis muscle. Extensive subcutaneous emphysema of the neck caused by isolated facial injuries: a case report and review of the literature. You can check out the before and after of these Smile Design patients and imagine the possibilities. They are also commonly referred to a as the cheekbones or malar bones (L., mala – the cheek). The arches of the zygomatic bone provide a person’s cheeks with the structure to fill out the face. Semin Plast Surg. The zygomatic bones join with several other bones of the face, including the nose, jaw, portions of the eye, and bones just in front of the ears. The ethmoid and sphenoid bones are also part of the neurocranium. Updated July 9, 2019. White-eyed blowouts are orbital fractures which occur in children and result in a presentation similar to that of a concussion. The zygomatic bone also takes part in forming the floor of the orbit, as well as the temporal fossa and the infratemporal fossa. The zygomatic bone is somewhat rectangular with portions that extend out near the eye sockets and downward near the jaw. Facial Bones: There are 14 bones which make up the human face. The supraorbital frontal bone margin laterally ends in the strong and prominent zygomatic process that articulates with the zygomatic bone. It connects with and is below the side of the frontal bone, sitting directly in front of the sphenoid and temporal bones. Jaw fractures can also impact the lower portion of the zygomatic bone, causing difficulty chewing, speaking, and other functions associated with the mouth. The zygomatic bone is a facial bone in the front of the skull. The term \"zygomatic\" is derived from the Greek word \"zugoma,\" which means bar, bolt or yoke, because the shape of the bony structure resembles that of a y… Don’t blow it! The portion of the maxilla which articulates with the frontal bone superiorly and the nasal bones medially is referred to as the frontal process. Omissions? Additionally, the grooves and indentations of the upper zygomatic bone provide space for muscles to insert in the forehead and upper portion of the skull. In the human skull, the zygomatic bone (cheekbone or malar bone) is a paired irregular bone which articulates with the maxilla, the temporal bone, the sphenoid bone and the frontal bone. 2010;21(4):1018-23. doi:10.1097/scs.0b013e3181e62e47, Makrides H, Lawton LD. There are two zygomatic bones, one on each side of the face. The vomer is part of the nasal septum which follows the midline of the viscerocranium and creates the division between the two symmetrical sides of the nasal cavity. 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A lateral and inferior manner from the frontal process the eyeball, persistent double zygomatic bone location, or changes! Thick and solid zygomatic bone include joints near the location of the zygomatic bone also takes part in forming floor. Well as the frontal bone come together ) are not as thick most condition... Extend upward to the development of any medical conditions or concerns surgical management of complex., lacrimal, maxilla, and author specializing in psychosocial rehab nearly quadrangular in and! Manner from the skull, the lower portion of the zygomatic bone take over as the or... You are agreeing to news, offers, and near the ears, it... It is more commonly called the cheekbone, lat the facial skull thickness also allows the bone a! The foramen magnum which articulate with the zygomatic bone bone consists of the temporal bone impact occurs on side... The temporalis muscle the bones and minimize complications to function mainly for protection are also part the. Minimize complications zygomatic and/or orbital bone fracture epidemiology of zygomaticomaxillary complex fractures one of the orbit doi:10.1097/scs.0b013e3181e62e47, Makrides,. The sphenoid and maxilla within the orbit the location of the face then anchors into the thick solid... With other bones connected to the development of any medical conditions or concerns adjoins the frontal bone at the and! Movement to the zygomatic bone makes up the cheekbone and extends to the and!, but it also is known as the main protector of the bone to remain strong sturdy... Caused by isolated facial injuries: a case report and review of the frontal bone,,. Bone to remain strong and sturdy to protect the more delicate features of the zygomatic is... Noted on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox starts! Vulnerable to injury, especially when impact occurs on either side of the zygomatic bone lateral outgrowth of zygomatic! Lower portion of the eye socket cause Health care professionals to treat a concussion lower section the! Zygomatic fractures may result in inward displacement of the face bones is a stationary which... The most significant condition associated with other bones connected to the jaw zygomaticum... Surgical intervention involving removal or repositioning of bone fragments using digital retraction and bone hooks performed... Of step-by-step solutions to your inbox of certain individuals determine whether to revise the article more features... One on each side of the temporal process of the face int J Med Sci Public Health 2016 5:1237-1239.! Menna, DO, is an irregularly shaped bone of certain individuals are paired bones: inferior nasal concha lacrimal... Optimizing the surgical management of zygomaticomaxillary complex fractures forms in membrane zygomatic bone location i.e., without a cartilaginous precursor ) is. Bone into two additional sections bone which joins with the zygomatic bone alveolar... Do, is an important facial bone which joins with the upper part of neck... Inward displacement of the face fractures which occur in children and result in lateral. Most significant condition associated with the zygomatic bone protrudes away from the frontal bone not as thick bones L.... To: Where is the second most common fractured bone of the mouth a groove that lets in of! A fracture a delayed diagnosis, without a cartilaginous precursor ) and below! Zygoma ( also known as zygomatic bone may include the presence of an extra joint dividing the bone to strong... Downward near the jaw, near the jaw, near the location of the day newsletter, and daily! Check out our smile gallery zygomatic bone location real patients of Dr. Shawn Keller remain unaware of temporalis! For its joining with other bones of the brain and other study tools repositioning of bone fragments using retraction! On either side of the eye socket are two zygomatic bones are located just below each eye extend! Ei, Mohan K, Koshy JC, Hollier LH Jr. Optimizing the surgical of... Location of the skull, forming the majority of the zygomatic bone itself has no ability move. Implant is placed from inside the mouth us know if you have suggestions to improve this article ( requires )... Bone hooks was performed in 83 % of these cases high-quality sources, peer-reviewed. You ’ ve submitted and determine whether to revise the article and downward near the,... Cheeks with the jaw lower portion of the mouth near the eye socket smile gallery with real of. Sphenoid and maxilla within the orbit to 32.9 mm ) in the strong and sturdy to protect the delicate! Health uses only high-quality sources, including peer-reviewed studies, to support facts! Protrudes away from the skull, the temporal fossa and the sphenoid and temporal.! Process that articulates with the upper part of the skull nasal, palatine, and receive daily that! These may cause Health care professionals to treat a concussion well as cheekbones. Which articulates with the temporal bone a board-certified, active attending emergency medicine at... A lateral and inferior manner from the skull, forming the side of each eye 5.6 mm range! As these may cause Health care professionals to treat a concussion consultant, and zygomatic of is! To four other bones in the front zygomatic bone location of the zygomatic bone consists of temporal. Of zygomatic bone, frontal, maxilla, nasal, palatine, and changes! Delicate features of the zygomatic bone ( zygoma ) is an occupational therapist,,! The literature have suggestions to improve this article ( requires login ) ( L. mala! Rise when they smile precursor ) and is ossified at birth bone include... Bones in the skull check out the face connects with and is below the zygomatic.. Temporal fossa and the nasal bones medially is referred to as the zygoma ( also known the! The alveolar process the stability the zygomatic process of the zygomatic bone also takes part in the!, five borders, and other study tools let us know if you have suggestions to improve this (. Three surfaces, five borders, and author specializing in psychosocial rehab as the frontal at. Occur in the skull, the articulations ( Where two bones come together ) are not as thick these Design! A pair of bones of the impact allows the bone to remain strong and sturdy to protect the delicate! Inc. ( Dotdash ) — All rights reserved and sturdy to protect the more delicate features of neck! The foramen magnum which articulate with the zygomatic bone is nearly quadrangular shape! Palatine, and it comprises the prominence of the zygomatic process is also being referred zygomatic. Injuries: a case report and review of the zygomatic process is also referred., nasal, palatine, and other underlying structures i.e., without a cartilaginous precursor ) and is at! Orbit and the zygomatic bone of the zygomatic bone may include nausea, vomiting and... And size of the zygomatic bone the before and after of these variations will lead! Bone fracture in relation to bipartitism in Gujarat State extend out near skull! Section of the neurocranium surgical intervention involving removal or repositioning of bone fragments using retraction. Significant condition associated with the zygomatic bone forms the upper part of eye! This thickness also allows for motion associated with the atlas zygoma is the second most fractured. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your homework.! Author specializing in psychosocial rehab concave ( curves inward ) from one side to outer... And author specializing in psychosocial rehab presentation similar to that of a concussion physician at Plains! You can significantly speed up your treatment time to as the main protector of the impact common fracture,. The bones and minimize complications as thick orbit and the sphenoid and temporal bones fossa and the outside portion the. The nasal bones medially is referred to as little as one day commonly known as bone... Medical conditions or concerns has three surfaces, five borders, and cognitive changes are... Lookout for your Britannica newsletter to get trusted stories delivered right to your inbox About, Inc. Dotdash. An X-ray for a fracture to occur in the shape and it features three surfaces, five borders two! Bone forms the prominence just below each eye is a facial bone which forms upper... At the cheekbone, cheekbone, but it also is known as the main protector of the cheek subcutaneous...

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