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37 Cards in this Set
- Front
- Back
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Some of the cranial and facial bones that may be imaged on dental radiographs are? (13) |
Frontal bone Parietal bones Occipital bone Temporal bones Zygomatic bone Zygomatic arch Spenoid bone Nasal bones External auditory meatus Styloid Process Mastoid process Maxilla Mandible |
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Bones appear solid on the outside but are what on the inside? |
Honey combed |
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Bone can be classified as two things what are they? |
Cortical Bone Cancellous Bone |
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What is Cortical Bone? |
Compact or dense form of bone |
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What is an example of Cortical bone? |
What lines the outside of the Maxillae and Mandible |
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What is Cancellous bone? |
Spongy bone |
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Where is Cancellous bone located? |
forms the bulk of the inner bone |
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What mades the honeycomb appearance? |
Trabeculae spaces |
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Trabeculae bone spaces are usually filled with what? |
Fat, blood, bone cells |
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All bone tissue appear how on a radiograph? |
Radiopaque |
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Which kind of bone appears more radiopaque? |
Cortical bone |
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Cancellous bone depends on radiopacity because of what? |
According to the size and numbers of the trabecular spaces |
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What is an example of Cancellous bone that may appear even radiolucent? |
Submandibular Fossa |
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Alveolar Process is composed of what? |
Lamina Dura |
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What is Lamina Dura? |
Hard Cortical Bone that lines the Alveolus (tooth socket) |
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Teeth are attached to the lamina dura by the fibers of what? |
Periodontal ligament space |
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Is Periodontal Ligament space imaged on a radiograph? |
No |
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The space in which the PDL lies is often visible as what? |
Thin Radiolucent border between the lamina dura and roots of the teeth |
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When Nutrient canals open at the surface of the bone they often appear radiographically as tiny radiolucent dot called what? |
Nutrient Foramen |
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TEETH |
.............. |
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what are the different types of tooth structures? |
Enamel, Dentin, Cementum, and pulp |
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What is the hardest body structure of the tooth? |
Enamel |
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Which is the least dense body structure of the tooth? |
Cementum |
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What is the only noncalcified tooth tissue? |
Pulp |
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The end of the root canal is called the what? |
Apical Foramen |
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Exfoliation is often seen in what ages? |
6 to 12 |
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What different structures will appear radiopaque? (7) |
Bone Border (wall) Process Ridge Spine Tubercles Tuberosity |
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What different structures will appear radiolucent? |
Canal Foramen Fossa Meatus Sinus Space (PDL) Suture |
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To start what order should be look at/ |
Maxillary/ Mandibular Anterior/posterior Radiopaque/Radiolucent |
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What are maxillary anterior regions structures that appear radiopaque? (4) |
Nasal Septum Anterior Nasal Spine Soft Tissues of the nose Inverted Y |
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What are maxillary anterior regions structures that appear radiolucent? |
Median Palatine Suture Incisive Foramen Nasal Fossa Lateral Fossa |
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What are maxillary posterior regions structures that appear radiopaque? |
Floor (Inferior border of the sinuses) Septum Zygomatic Process Zygoma Zygomatic Arch Maxillary Tuberosity Pterygoid Process Hamulus Coronoid Process |
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What maxillary posterior regions structures appear radiolucent? |
Maxillary sinus |
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What Mandibular anterior regions structures appear radiopaque? |
Genial Tubercles Mental Ridge |
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What Mandibular anterior regions structures appear radiolucent? |
Lingual Foramen Mental Fossa |
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What Mandibular Posterior regions appear Radiopaque? |
oblique ridge mylohyoid ridge inferior border of the mandible torus mandibular |
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What Mandibular Posterior regions appear radiolucent? |
Mental Foramen Submandibular fossa Mandibular Canal |
