Landmarks/RO vs RL Exam Study With Complete Questions And Answers.
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Course
RP.
Institution
RP.
Radiopaque - correct answer Resists the passage of the x-ray beam
11-13 yrs old - correct answer Lower 2nd molar erupts at what age?
Ridge - correct answer ...
Radiopaque - correct answer Resists the passage of the x-ray beam
11-13 yrs old - correct answer Lower 2nd molar erupts at what age?
Ridge - correct answer A linear prominence or projection of bone
Tuberosity - correct answer A rounded prominence of bone
Incisive foramen - correct answer Also know as nasopalatine foramen. located
between #8 and #9. Appears as a small ovoid or round radiolucent area on a radiograph located
between the roots of the maxillary central incisors.
Nasal cavity/fossa - correct answer Formed by the two palatal processes
(floor), ethmoid bone and maxilla (lateral sides).
Incisive canal - correct answer located between nasal spine and incisive
foramen
small radiolucent canal with radiopaque borders.
Inverted "Y" - correct answer Intersection of the maxillary sinus and the nasal
cavity (fossa)
Represents the lateral wall of nasal fossa & anterior wall of maxillary sinus. above the canine
Nutrient canals - correct answer Tubelike pathways for which blood vessels
and nerves pass through supply nutrients to the maxillary teeth and interdental areas. In Mandible
appear as a vertical radiolucent lines. Most commonly seen in areas of thin bone.
Ramus: Vertical portion one on each side)
, Body: Horizontal/U-shaped from ramus to ramus
Alveolar process: encases and supports teeth - correct answer Mandible is the
largest and strongest bone of the face and is divided into three major parts:
Coronoid process - correct answer marked prominence of bone on the anterior
portion of mandibular ramus. Large triangular
Mandibular canal - correct answer Tubelike passageway through mandible that
contains nerves and blood vessels. Houses inferior alveolar nerve and blood vessels. Appears radiolucent
with radiopaque border
Extends from the mandibular foramen to the mental foramen.
Lamina dura - correct answer dense cortical bone lining the alveolar wall of the
tooth socket.
A radiopaque line that surrounds the tooth and is separated by a radiolucent line (which is the space
that houses the PDL.)
Periodontal ligament space - correct answer space between the root of the
tooth and the lamina dura
thin radiolucent line around the root of a tooth
condyle looking at the structures and evaluating for asymmetry. - correct answer
Begin viewing the film from either the left or right ?
Glenoid Fossa - correct answer Concave, depressed area of the temporal bone.
The condyle rests in the fossa. And it Appears as a radiopacity
Tongue
Soft Palate
Lipline
Ear - correct answer Soft Tissue Images seen on a radiograph are?
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