DENTAL RADIOLOGY COMPREHENSIVE EXAM 2026/2027
QUESTIONS AND SOLUTIONS RATED A+
✔✔Cervical Burn Out (Blue)
Arrow points to Occlusal Caries Lesions - ✔✔
✔✔Focal Cemento-Osseous Dysplasia - ✔✔
✔✔Lesser Wing of Sphenoid Bone - ✔✔
✔✔Internal Oblique Ridge - ✔✔Identify the Bony Ridge
✔✔Dilaceration - ✔✔What is the correct dental term for the curvature of the roots on
tooth 19?
✔✔Midpalatine Suture - ✔✔
✔✔Interproximal Crater - ✔✔What periodontal defect is illustrated at the black arrow?
✔✔Dens Invaginatus
Inagination in the CINGULUM area. - ✔✔
✔✔Happy Feet! - ✔✔Where was this picture taken?
✔✔Periodontal Ligament - ✔✔Identify the radiolucent lines
✔✔Lamina Dura - ✔✔Identify the radiopaque lines.
✔✔Incisive Fossa - ✔✔*Identify the bony depression
✔✔Mandibular Forament - ✔✔*Identify the foramen.
✔✔Inferior Concha - ✔✔Identify the bone.
✔✔Septa in Maxillary Sinus - ✔✔Identify the radiopaque line.
✔✔Posterior Nasal Cavity - ✔✔*Identify the radiolucent space.
✔✔Dental Radiology - ✔✔
✔✔ Genial Tubercles
Radiopaque
Lingual surface of mandible at mid-line
, Note: Small dark spot, radiolucency, is the LINGUAL FORAMEN - ✔✔Name structure
that arrow is pointing too and what the radiolucent dot is inside?
✔✔Genial Tubercles aka Mental Spines - ✔✔
✔✔Mylohyoid Ridge
Landmark for molars.
Blends into internal oblique ridge.
Radioopaque - ✔✔
✔✔Submandibular Gland Fossa
Radiolucent space below the mylohyoid ridge. - ✔✔Name structure that is boxed by the
dotted red line.
✔✔The smaller arrow: Mylohyoid Ridge
The larger arrow: Submandibular Gland Fossa - ✔✔Arrow on left (small)?
Arrow on right (large)?
✔✔External Oblique Ridge - ✔✔
✔✔External Oblique Ridge
Looks like a Chisel going anteriorly
Mylohyoid Ridge - ✔✔Top line (white arrow)?
Bottom line (Blue arrow)?
✔✔Inferior Alveolar Canal
Extends from mandibular foramen on medial a sect of mandible to mental foramen.
Note: If one border missing, its the Sup Border - ✔✔
✔✔Nutrient Canals - ✔✔
✔✔Mental Triangle - ✔✔
✔✔Mental Triangle - ✔✔
✔✔Mental Formen
Below the 2nd premolar tooth.
Opens in a post/sup direction - ✔✔
✔✔Mental Formen
Below the 2nd premolar tooth on buccal surface. - ✔✔
✔✔Inferior Border of Mandible - ✔✔
QUESTIONS AND SOLUTIONS RATED A+
✔✔Cervical Burn Out (Blue)
Arrow points to Occlusal Caries Lesions - ✔✔
✔✔Focal Cemento-Osseous Dysplasia - ✔✔
✔✔Lesser Wing of Sphenoid Bone - ✔✔
✔✔Internal Oblique Ridge - ✔✔Identify the Bony Ridge
✔✔Dilaceration - ✔✔What is the correct dental term for the curvature of the roots on
tooth 19?
✔✔Midpalatine Suture - ✔✔
✔✔Interproximal Crater - ✔✔What periodontal defect is illustrated at the black arrow?
✔✔Dens Invaginatus
Inagination in the CINGULUM area. - ✔✔
✔✔Happy Feet! - ✔✔Where was this picture taken?
✔✔Periodontal Ligament - ✔✔Identify the radiolucent lines
✔✔Lamina Dura - ✔✔Identify the radiopaque lines.
✔✔Incisive Fossa - ✔✔*Identify the bony depression
✔✔Mandibular Forament - ✔✔*Identify the foramen.
✔✔Inferior Concha - ✔✔Identify the bone.
✔✔Septa in Maxillary Sinus - ✔✔Identify the radiopaque line.
✔✔Posterior Nasal Cavity - ✔✔*Identify the radiolucent space.
✔✔Dental Radiology - ✔✔
✔✔ Genial Tubercles
Radiopaque
Lingual surface of mandible at mid-line
, Note: Small dark spot, radiolucency, is the LINGUAL FORAMEN - ✔✔Name structure
that arrow is pointing too and what the radiolucent dot is inside?
✔✔Genial Tubercles aka Mental Spines - ✔✔
✔✔Mylohyoid Ridge
Landmark for molars.
Blends into internal oblique ridge.
Radioopaque - ✔✔
✔✔Submandibular Gland Fossa
Radiolucent space below the mylohyoid ridge. - ✔✔Name structure that is boxed by the
dotted red line.
✔✔The smaller arrow: Mylohyoid Ridge
The larger arrow: Submandibular Gland Fossa - ✔✔Arrow on left (small)?
Arrow on right (large)?
✔✔External Oblique Ridge - ✔✔
✔✔External Oblique Ridge
Looks like a Chisel going anteriorly
Mylohyoid Ridge - ✔✔Top line (white arrow)?
Bottom line (Blue arrow)?
✔✔Inferior Alveolar Canal
Extends from mandibular foramen on medial a sect of mandible to mental foramen.
Note: If one border missing, its the Sup Border - ✔✔
✔✔Nutrient Canals - ✔✔
✔✔Mental Triangle - ✔✔
✔✔Mental Triangle - ✔✔
✔✔Mental Formen
Below the 2nd premolar tooth.
Opens in a post/sup direction - ✔✔
✔✔Mental Formen
Below the 2nd premolar tooth on buccal surface. - ✔✔
✔✔Inferior Border of Mandible - ✔✔
