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