总结下颚的英文词语及句子.pptx

Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,8/1/2011,#,总结下颚的英文词语及句子,Basic concepts and structure of the jaw,Common jaw problems and symptoms,Diagnostic methods and techniques sharing,目录,Treatment plan and effectiveness evaluation,Preventive measures and suggestions for lifestyle adjustments,Summary,Review,and Outlook for the Future,目录,01,Basic concepts and structure of the jaw,The jaw is the lower part of the face that contains the mouth and tea and is involved in cooking and speaking,Definition,The primary function of the jaw is to assist in checking,bidding,and switching food,as well as to aid in speech production by forming words through the movement of the mouth,Function,Definition and function of the jack,The jaw is composed of two main bones,the mandible(lower jaw)and the maxima(upper jaw),which are connected by the temporomandible joint,Composition,The mandible is a strong,U-shaped bone that supports the lower tee and is capable of moving up and down,side to side,and forward and backward The maxima is a fixed bone that forms the upper part of the face and supports the upper tee,Characteristics,Skeletal composition and characteristics,Distribution,The muscles of the jaw are primarily located in the Cheeks,Temples,and along the jaw,Function,The muscles of the jaw are responsible for the movement of the mandible,allowing for checking,bidding,and swinging They work in pairs to open and close the south,as well as to move the jaw from side to side,Muscle distribution and function,Temporary joint(TMJ),The TMJ is the main joint that connects the mandible to the skeleton and allows for the movement of the jaw It is a hinge joint that allows the mandible to rotate and glide,Ligaments and tendons,Ligaments connect the bones of the jaw to each other and provide stability Tendons connect the muscles to the bones and allow for the transmission of force,enabling jaw movement,Joint connection method,02,Common jaw problems and symptoms,02,03,04,01,Temporomandibular joint disorder syndrome,Pain or tenderness in the jack joint area,Difficultly or discomfort while Chewing,Limited ability to open or close the south,Clicking,popping,or grating sounds in the jaw joint,Fractures affecting only one side of the mandible,Unilateral fractures,Fractures affecting both sides of the mandible,Bilateral fractures,Fragments involving the Condyle,the rounded project at the end of the mandible,Condylar fractures,Fractures occurring at the midline of the mandible,near the chin,Symphyseal fractures,Classification and presentation of manual frames,03,Over bit or under bit,Abnormal vertical overlap of the upper and lower tee that can strain the jaw muscles,01,Malloclusion,Misalignment of tea that can cause jaw pain and discomfort,02,Bruxism,Habitual grinding or cleaning of tea that can lead to jaw muscle fatigue and pain,Abnormal occlusion of tea causing problems,Introduction to other related issues,Osteomyelitis,Infection of the bone issue in the jaw that can cause pain,swinging,and redness,Osteonecross,Death of bone issue in the jaw,often caused by a lake of blood supply,Tumors,Both benigniting and malicious Tumors can affect the jaw,causing pain,swinging,and diverse eating or speaking,Neural,Pain in the nerves of the face and jaw,often caused by inflammation or compression of the nerve,03,Diagnostic methods and techniques sharing,Pain and tenderness in the jaw area:Patients may experience pain or tenderness when touching or chewing,which can be an early sign of jaw problems,Swelling and redness:Swelling and redness of the jaw can indicate inflammation or infection,Limited range of motion:Difficultly opening or closing the south fully,or paid when doing so,can be a symptom of jaw joint dysfunction,Abnormal sounds:Clicking,popping,or grinding sounds when moving the jaw can be indicative of jaw joint problems,Key points for observing clinical presentations,Selection criteria for imaging examinations,Plain radiology,Useful for assessing bone structure and identifying frames or other bony abnormalities,Computed tomography(CT),Provides detailed cross sectional images of the jaw,including bone and soft issue,for more accurate diagnoses,Magnetic resonance imaging(MRI),Useful for evaluating soft tissue structures,such as muscles and ligaments,as well as for detecting abnormalities in the jaw joint,Ultrasonography,Can be used to assess soft issue switching and fluid accumulation in the jaw area,Selection criteria for imaging examinations,Recommended laboratory inspection items,Complete blood count(CBC),To rule out infection or other systemic conditions that may cause jaw symptoms,Erythrocyte sedimentation rate(ESR)and C-reactive protein(CRP),To assess for inflation,Rheumatoid factor and antibiotic antibody tests,To rule out autoimmune diseases that may affect the jaw,Hormone levels,To evaluate for hormonal imbalances that may contribute to jaw problems,Advisor other causes of。