mandibular anatomy

Question 1

Symphysis

Answer 1

▪In Infants it is a radiolucent line through
the midline of the jaw between the
images of the forming deciduous central
incisors.**

Question 2

Answer 2

symphasis

Question 3

Genial Tubercles

Answer 3

Genial Tubercles
▪They are bony protuberances
located on the lingual surface of
the mandible slightly above the
inferior border and in the midline

Question 4

Answer 4

genial tubercles

Question 5

Answer 5

genial tubercles

Question 6

Lingual Foramen
.

Answer 6

Lingual Foramen
▪Is a foramen on the lingual surface of themidline of the mandible in the region of thegenial tubercles.
▪There are often two or even more.

Question 7

Answer 7

lingual foramen

Question 8

Answer 8

CBCT of lingual foramen

Question 9

Mental Ridge

Answer 9

▪On periapical radiographs of the
mandibular central incisors, the mental
ridge may occasionally be seen as two
radiopaque lines sweeping bilaterally
forward and upward toward the
midline.

Question 10

Answer 10

mental ridge

Question 11

Answer 11

mental ridge

Question 12

Mental Fossa

Answer 12

▪The mental fossa is a depression
on the labial aspect of the
mandible extending laterally from
the midline and above the mental
ridge

Question 13

Answer 13

mental fossa

Question 14

Answer 14

mental fossa

Question 15

Mental Foramen

Answer 15

▪The mental foramen is
usually the anterior limit of
the inferior dental canal.

Question 16

Answer 16

mental foramen

Question 17

Mandibular Canal

Answer 17

▪The radiographic image of the
mandibular canal is a dark linear
shadow with thin radiopaque
superior and inferior borders

Question 18

Answer 18

mandibular canal

Question 19

Answer 19

mandibular canal

Question 20

Answer 20

mandibular canal

Question 21

Nutrient Canals

Answer 21

Nutrient Canals
▪Nutrient canals carry a
neurovascular bundle and appear
as radiolucent lines of fairly
uniform width

Question 22

Answer 22

NUTRIENT CANALS

Question 23

Answer 23

nutrient canals

Question 24

Answer 24

nutrient canal

Question 25

Answer 25

nutrient canal

Question 26

Internal Oblique Ridge

Answer 26

▪The mylohyoid ridge is a slightly
irregular crest of bone on the
lingual surface of the mandibular
body.
▪Also called mylohyoid ridge

Question 27

Answer 27

mylohyoid ridge

Question 28

Answer 28

mylohyoid ridge

Question 29

Answer 29

mylohyoid ridge

Question 30

Submandibular
Gland Fossa

Answer 30

Submandibular
Gland Fossa
▪Is a depression of the bone on
the lingual surface of the
mandibular body, immediately
below the internal oblique ridge in
the molar area.

Question 31

Answer 31

submandibular gland fossa

Question 32

what is the apical lunceny?

Answer 32

submandibular gland fossa

Question 33

External Oblique
Ridge
-

Answer 33

External Oblique
Ridge
▪Is a continuation of the
anterior border of the
mandibular ramus.
Copyright

Question 34

Answer 34

external oblique ridge

Question 35

Answer 35

external oblique ridge

Question 36

Inferior Border of
the Mandible

Answer 36

▪Occasionally, the inferior
mandibular border is seen on
periapical projections as a
characteristically dense, broad
radiopaque band of bone

Question 37

Answer 37

inf mandible border

Question 38

Answer 38

inferior mandible border

Question 39

Coronoid Process

Answer 39

▪The image of the coronoid
process is triangular radiopacity,
with its apex directed superiorly
and anteriorly, superimposed on
the region of the third molar

Question 40

Answer 40

coronoid process

Question 41

Mandibular tori

Answer 41

Mandibular tori
▪ Bony outgrowths on the lingual
surface of the mandible
▪Often bilateral and symmetrical

Question 42

Answer 42

man tori

Question 43

Answer 43

man tori