3. Vertical Dimension of Occlusion

Question 1

2

In completely edentulous patients, the ____ can no longer dictate where the teeth come together. Occlusion is now determined by the ____ and _____.

Question 2

4

Before the patient comes in, maxillary and mandibular wax rims are made to an aaverage height in the lab. What are the average heights for maxillary wax rims and mandibular wax rims?

Question 3

4

Wax rims are adjusted for _____, _____, and _____ ___-orally to determine a patient’s ____.

Question 4

4

A ___ record is made with wax rims and then articulated with a Facebow.

Question 5

7

Natural teeth are suspended in the bone by a _____ which acts as a _____.

Question 6

7

Denture teeth are part of the _____ which rests on ______ tissues.

Question 7

7

____, ____ contacts between artifical teeth cause movement of the denture resulting in ____ to the supporting tissues.

Question 8

8

Goals of complete denture occlusion include limiting _____ to the supporting tissues, preserving _____, creating ______, and restoring ____, ____, and _____.

Question 9

9

What is the definition of balanced occlusion?

Question 10

10

What does the face bow record the orientation of? What does this provide?

Question 11

11

What is the definition of the hinge axis?

Question 12

11

The true hinge axis is difficult to determine in _____ patients and requires _____ such as they _____ articulator.

Question 13

12

The arbitrary hinge axis is an ______ location, using any current techniques that will place the position _____ mm of the true hinge axis.

Question 14

12

The face bow uses the ______ reference point as the arbitrary hinge axis.

Question 15

12

The vertical dimension refers to the ____.

Question 16

13

Vertical dimension is the distance between what two points?

Question 17

13

What is the definition of vertical dimension of occlusion?

Question 18

13

What is the vertical dimension of rest?

Question 19

13

Is VDR ever equal to VDO?

Question 20

15

What is analyzed for lip support?

Question 21

15

What is the campers plane?

Question 22

16

What is the average nasolabial angle in men vs. women?

Question 23

17

What are two lines that the occlusal plane needs to be level with?

Question 24

19

When trying in the maxillary wax rim, with the lips at rest the wax should project ____ mm below the lip line.

Question 25

19

The maxillary wax rim should not be longer than the _____ of the lips.

Question 26

19

The maxillary wax rim should follow the ____ contour.

Question 27

19

Males tend to have a ___ lip and have ___ visible.

Question 28

19

The maxillary teeth in older people are ____ visible.

Question 29

19

What sounds can you use to verify the length of the maxillary wax rim?

Question 30

19

The maxillary wax rim should contact the ____ on the lower lip with “F” sounds.

Question 31

20

The occlusal plane is also known as the ____ plane.

Question 32

20

The occlusal plane needs to be parallel to what two landmarks?

Question 33

23

The retromolar pad is located on the _____ arch and is the _____ of the denture on the _____.

Question 34

23

The mandibular occlusal plane cannot be above ____ the way up the retromolar pad.

Question 35

23

What 6 things determine the occlusal plane?

Question 36

23

What is the modiolus?

Question 37

24

The modiolus is the meeting place of the ____ and other facial muscles near the mouth angle.

Question 38

24

With teeth loss the modiolus is ____ and gives the appearance of _____.

Question 39

24

The buccal surface of the lower denture at the _____ region must be ___ to avoid the modiolus lifting the denture.

Question 40

26

On average the vertical dimension of rest is _____ greater than the vertical dimension of occlusion.

Question 41

27

The VDR is the position of the mandible in which the ______ activity of the muscles of mastication are ____.

Question 42

27

In the absence of pathosis, the VDR relation is ______ throughout life.

Question 43

27

____ is used to determine the VDO.

Question 44

27

In natural dentition, the teeth are separated and the degree of separation (____mm) is called the _____.

Question 45

28

With existing dentures, the sibilant sounds can give you the _____. This space is ____mm in the ____ area, which helps with determining VDO. Fricatives (F and V sounds) help determine ____ and _____.

Question 46

28

Max teeth smiling = mandibular _____

Question 47

29

When determining VDR, instruct the patient to lick their lips and swallow. Then have them open wide to fatigue, wet lips, swallow and relax. Then have them say m or emma, and then have them swallow or realx. When you see their facial muscles relax, measure the distance between _______.Take ___ different measurements and compare.

Question 48

31

What is found once the VDR is found?

Question 49

32

When establishing VDO, the lower wax rim needs to be adjusted until the patient closes into a position that is ____ than their VDR.

Question 50

33

With phonetic tests, using the closest speaking space to determine the ____.

Question 51

33

What sounds are used to determine if VDO allows lip competency?

Question 52

33

What does it indicate if the patient cannot say B or P?

Question 53

35

When confirming both wax rims are at the correct VDO, be careful that there is not premature contact between _____ and _____ of the record bases.

Question 54

36

What is centric occlusion?

Question 55

36

Centric relation is a maxillomandibular relationship in which the condyles articulate with the ______ of their respective discs in their most ______ against the slope of the articular eminences.

Question 56

36

Centric occlusion with teeth present is a ____ relation whereas centric relation is a static position with ______ relation.

Question 57

37

What are two graphic tracings for centric records?

Question 58

37

What are three materials that can be used to make physiologic interocclusal records?

Question 59

38

How much space needs to be removed from the posterior of the mandibilar wax rim for registration material?

Question 60

38

How many mm deep are nothces placed in the maxillary wax rim?

Question 61

39

When making the final record, check for _____.

Question 62

40

Make your CR record first before ______.

Question 63

41

CR can be verified and repeated and is a _____. It is a starting point for _____.

Question 64

42

What are the two types of bite forks?