Deck 24: Bone and Other Lesions

Question 1

Which of the following is the most common and easiest to see radiographically?

A)Cysts
B)Stones
C)Granulomas
D)Metabolic foreign bodies

Answer 1

Metabolic foreign bodies

Question 2

Tumors of bone and cartilage appear radiopaque,whereas all other tumors appear radiolucent.

A)Both statements are true.
B)Both statements are false.
C)First statement is true,second is false.
D)First statement is false,second is true.

Answer 2

Both statements are true.

Question 3

The radiographic appearance of the skull in Paget's disease will show:

A)a decrease in size.
B)an increase in size.
C)radiopaque appearance.
D)a cotton wool bony appearance.

Answer 3

a cotton wool bony appearance.

Question 4

The best projection to visualize a sialolith of the submandibular duct is a:

A)lateral oblique projection.
B)posterior anterior projection.
C)mandibular molar periapical projection.
D)right-angle mandibular occlusal projection.

Question 5

Implants will appear radiopaque on radiographs.

Question 6

Ameloblastoma tumor will appear radiopaque on radiographs.

Question 7

Identify the type of conditions that manifests themselves with changes of the trabecular pattern and lamina dura of the bone in the mandible and maxilla:

A)root conditions.
B)occlusal conditions.
C)metabolic conditions.
D)periapical conditions.

Question 8

A malignant lesion will usually have a defined border.

Question 9

Which of the following is an example of exostosis?

A)Calcifications
B)Torus palatinus
C)Salivary gland stones
D)Internal growths of bone

Question 10

A cyst that demonstrates a decrease in density would appear:

A)radiolucent.
B)radiopaque.
C)mixed lesion.
D)None are correct.

Question 11

Radiographically extraction sockets may be evident in all of the following EXCEPT one.Which one is the EXCEPTION?

A)In the bone
B)Up to 6 months after surgery
C)Initially as radiolucent areas
D)In the mucogingival junction

Question 12

An intrabony lesion that on a right-angle occlusal projection shows invasion of the buccal cortex is probably:

A)benign.
B)infectious.
C)malignant.
D)developmental.

Question 13

An ameloblastoma is a locally aggressive benign tumor,commonly found in the anterior region of the mandible.

A)Both statements are true.
B)Both statements are false.
C)First statement is true,second is false.
D)First statement is false,second is true.

Question 14

The diagnostician must see the entire lesion and be able to define its borders and extent in how many planes before any type of treatment is instituted?

A)2 planes
B)3 planes
C)4 planes
D)5 planes

Question 15

Fractures of the mandible will:

A)appear as radiopaque lines.
B)appear as radiolucent lines.
C)not be seen on periapical films.
D)not be seen during the first 24 hours.

Question 16

A slowly growing periapical cyst will have as its borders in a hyperostotic line.

Question 17

Identify one way to differentiate a retained root tip radiographically is by the appearance of a pulp canal.

Question 18

Slow-growing lesions,such as cysts,will usually move teeth.

Question 19

Both exostoses and endostoses appear radiopaque on radiographic images,and are asymptomatic and within normal limits.

A)Both statements are true.
B)Both statements are false.
C)First statement is true,second is false.
D)First statement is false,second is true.

Question 20

An osteoma,demonstrating an increase in the density of the bone,would appear:

A)radiolucent.
B)radiopaque.
C)mixed lesion.
D)None are correct.