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INTRO TO DENTISTRY: Test Three
date of discovery of x-rays - ✔November 8, 1895 Who discovered x-rays? - ✔Wilhelm Conrad Rontgen First x-ray (when and what was it of) - ✔December 1895 and Anna Rontgen's hand First dental radiograph (who and when) - ✔Walk Hoff in 1896 William Herbert Rollins - ✔father of radiation protection When was oral and maxillofacial radiology recognized as a specialty by the ADA? - ✔1999 (in Honolulu) degree requirements to be an oral and maxillofacial radiologist - ✔DDS or DMD degree residency length for oral and maxillofacial radiology - ✔minimum 2 years Where do oral and maxillofacial radiologists practice? - ✔academic/research institutes, private practice with other MORs, large hospitals/medical facilities, military practice, legal and heath insurance consultants types of programs for oral and maxillofacial radiologists - ✔MS, PhD or certificate role of the DH in oral and maxillofacial radiology (3) - ✔radiology supervisor of your office, DH licensure makes state certification unnecessary and we can acquire/supervise acquisition of radiographs Is the DH licensed to prescribe/order radiographs? - ✔no Can the DH interpret radiographs? -
✔No, we "evaluate" them (make notes and get the dentist to diagnose) In 1949, the American Academy of Oral and Maxillofacial Radiology - ✔set guidelines for radiology technique ALARA principle - ✔As Low As Reasonably Achievable speed of intraoral films (D, E, F) - ✔F = fastest (so less exposure time needed) digital imaging - ✔connected to the computer and gives an instant image issues with digital imaging - ✔when working with patient with tori because of the thickness of the film sensor computer assisted image interpretation - ✔assesses the changes in the pixel intensity and gives a probability for caries (does NOT replace dental diagnosis) cephalometric radiography is often used by (specialty) - ✔orthodontists advanced imaging procedures - ✔CT, ultrasound, MRI sialography - ✔radiologic examination of the salivary glands and ducts an MRI is good for seeing - ✔soft tissue or disc of TMJ In a CT scan, bone is - ✔radiopaque What type of imaging would be used to see TMJ problems? - ✔MRI types of x-rays taken for dental implants - ✔cross sectional images (can see length implant must be and if a bone graph is needed) What was the first recognized specialty in dentistry? -
✔mandibular molar is distal to the class one relationship; no over-jet but max incisors are retroclined (angled back); deep overbite Occlusion of many runway models - ✔Class II - division 2 occlusion; square jaw Class III Occlusion - ✔mandibular molar is more mesial than class I relationship; mess-occlusion; negative over-jet or under-bite role of DH in orthodontics - ✔plaque distribution, plaque control, bracket design, prevention of demineralization Koch's Postulate - ✔causes act at times that are appropriate on tissues that are susceptible producing results How long ago was the ADHA formed? - ✔100 years ago ADHA journal is called - ✔Journal of Dental Hygiene ADHA monthly student newsletter - ✔In the Loupe Where is the ADHA conference in 2023? - ✔Chicago, IL in July 7-9 2023 tripartite structure of ADHA - ✔national, state (constituent), local (component) Texas ADHA district - ✔ 9 forensic odontology - ✔identification discipline based upon the recognition of unique features present in each person's dental structures forensic odontology involves - ✔human identification, disaster victim identification, age estimation, bite mark cases, abuse and neglect DMORT stands for -
✔Disaster Mortuary Operational Response Team job of DMORT - ✔provide victim identification and mortuary services dental aspect of DMORT team - ✔forensic odontologists, dentists, dental hygienists and dental assistants Ante-mortem records (4) - ✔clinical exam, photographs, radiographs, impressions Post-mortem records (5) - ✔charting, photographs, radiographs, impressions, resection resection - ✔cut open condyle to take jaw apart post-mortem records can provide - ✔age est., ancestry, sex, habits, past/present systemic diseases, occupation, residence, socio- economic status Age Estimation: Tooth Formation and Growth - ✔look for progressive morphological changes in the crown/root/apex and look at eruption patterns Age Estimation: Post-Formation and Growth (4) - ✔attrition, periodontal status, apical root respiration ratio of pulp size to tooth, dentin color histological changes looked for in age estimation (3) - ✔secondary dentin apposition, cementum apposition, dentin transparency age estimation: third molars - ✔Demerijian third molar developmental stages characteristics of bite marks - ✔class (human, animal, fish) and individual (arch, dental) description of bite mark includes (5) - ✔anatomical location of bite mark, surface contour, tissue characteristics, shape/color/size, type of injury ecchymosis - ✔bruise
