Mandible, Orbits, and Sinuses Flashcards Preview

spring 2015 > Mandible, Orbits, and Sinuses > Flashcards

Flashcards in Mandible, Orbits, and Sinuses Deck (77)
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What is the largest moveable bone of the face

Mandible

1

The curved horizontal portion of the mandible is the

Body

2

The vertical portion of the mandible is the

Rami

3

The junction of the body and the ramus is the

Angle of mandible/gonion

4

The bump on the tip of the chin is termed the

Mental protuberance

5

The junction of the right and left halves of the mandible is the

Symphysis

6

The roots of the teeth are supports by this

Alveolar process

7

Nerves and blood vessels travel through this hole located on each side of the body of the mandible

Mental foramina

8

The anterior portion of the ramus is the

Coronoid process

9

The posterior portion of the ramus that articulates with the mandibular fossa is called the

Condylar process

10

Where is the mandibular notch located

Top of ramus between coronoid and condylar process

11

How many sinuses are there

4

12

What is within the normal sinus

Air

13

What are the 3 functions of the sinuses

⚫️warm and moisten inhaled air
◾️decrease weight of skull
⚫️provide resonating chamber for voice

14

These sinuses are cloud shaped and located over the midline

Frontal sinuses

15

The largest sinuses are the

Maxillary

16

The 2nd largest sinuses are the

Frontal

17

Which sinuses are located between the orbits

Ethmoid

18

These sinuses are triangular shaped

Maxillary

19

The maxillary sinuses are located on either side of the

Nose

20

The sphenoid sinuses are directly under the

Sella turcia

21

On a PA Mandible what touches the grid

Forehead and nose

22

On a PA Mandible OML is?

Perpendicular

23

On a PA Mandible MSP is?

Perpendicular

24

On a PA Mandible CR is?

Perpendicular; exit acanthion

25

On a PA Mandible what does this view demonstrate?

◾️mandibular rami and body
◾️must see entire mandible

26

On PA axial mandible what touches the grid?

Forehead and nose

27

On PA axial mandible what type of fractures it demonstrates?

Medial or lateral displacement of fragments in fractures of rami

28

On PA axial mandible OML is?

Perpendicular

29

On PA axial mandible MSP is?

Perpendicular