Maxilla (rotation)

Question 1

pterygoid plate

Answer 1

1) inferior part has hamular process

Question 2

maxillary tuberosity

Answer 2

1) posterior to molar

Question 3

clinical hamular notch

Answer 3

1) soft tissue density

Question 4

zygomatic arch

Answer 4

1) line of contrast superior to sinus
2) the u-shaped band is the zygomatic process of the maxilla

Question 5

floor of maxillary sinus

Answer 5

1) radiopaque line superimposed through roots of molars

Question 6

coronoid process of mandible

Answer 6

1) only part of mandible that can be seen in maxillary radiograph
2) seen when the mouth is open wide

Question 7

pneumatization of the sinus into the edentulous alveolar bone

Answer 7

1) sinus enlarges sometimes

Question 8

vascular groove or channel

Answer 8

1) not a canal
2) depression on wall of the sinus

Question 9

floor of the nasal fossa

Answer 9

1) horizontal radiopaque line located several mm above the floor of maxillary sinus
2) NOT a line of contrast

Question 10

inverted Y

Answer 10

1) formed by floor of nasal fossa and maxillary sinus
2) only a radiographic appearance

Question 11

nasolabial fold

Answer 11

1) can help identify right from left
2) line of contrast

Question 12

anterior nasal spine

Answer 12

1) v shaped

Question 13

floor of nasal cavity

Answer 13

1) extends bilaterally

Question 14

incisive foramen / nasopalatine forament

Answer 14

1) between roots of central incisors

Question 15

nasopalatine / incisive canal

Answer 15

1) vertical radiopaque bands above the foramen

Question 16

superior foramina of nasopalatine

Answer 16

1) one wither side of nasal septum

Question 17

nasal septum

Answer 17

1) thick radiopaque band

Question 18

inferior concha

Answer 18

1) in the nasal fossa away from the septum

Question 19

intermaxillary suture

Answer 19

1) mean suture
2) from alveolar crest through ANS, posteriorly to distal aspect of hard palate
3) uniform width, variable shape

Question 20

soft tissue of the nose

Answer 20

1) middle third of roots of the incisors, or even beyond alveolar crest

Question 21

anterior nasal spine

Answer 21

1) increased density at floor of nasal fossa