Growth Predictions (FINAL)

Question 1

When there is a good ratio between the height & width of your face:

Answer 1

Normocephalic

Question 2

When the length of the face in relation to the width of the face is much longer:

Answer 2

Dolychocephalic

Question 3

Dolychocephalic patients tend to be harder to:

Answer 3

Predict growth

Question 4

Brachiocephalic (patients that show with a class II division II malocclusion) meaning the:

Answer 4

Height to width ratio almost equal (B. Mlekus)

Question 5

The easy predictability of growth is with ____ patients:

Answer 5

Normocephalic

Question 6

Angle that is a good growth predictor as it tends to stay stable throughout life:

Answer 6

Mandibular plane angle

Question 7

_____ axis is a good predictor of growth:

Answer 7

Y axis

Question 8

Bjork studies states that:

“Patients tend to keep growth pattern ______”

Answer 8

Constant

(if you start as normocephalic you tend to stay normocephalic)

Question 9

The mandible plane line creates an angle with:

Answer 9

The anterior aspect of the cranial base

Question 10

The angle between the mandible plane line & the anterior aspect of the cranial base:

Answer 10

Mandibular plane angle

Question 11

The more normal you mandibular plane angle is, the more:

Answer 11

Predictable the growth pattern will be

Question 12

The from the cranial base, the face will grow:

Answer 12

Down & forward toward the maxilla

Question 13

The center of the cranial vault:

Answer 13

Sella

Question 14

in a class III malocclusion we try to minimize the growth of the _____ & maximize the growth of the _____

What about for class II?

Answer 14

Mandible; maxilla

Opposite

Question 15

What can we assume if the MP angle & Y axis are not normal?

Answer 15

Altered growth pattern (NOT predictable)

Question 16

With growth enhancement, we are typically looking at:

Answer 16

A class II or III malocclusion

Question 17

For a class III malocclusion we try to increase _____ length

For a class II malocclusion we try to increase ____ length

Answer 17

Class III = Maxilla

Class II= Mandible

Question 18

Can we modify growth?

Answer 18

Yes but not as much as we wish

Question 19

Is chronological age a good predictor?

Answer 19

Yes- but take it with a grain of salt

Question 20

When is the window of opportunity to modify growth?

Answer 20

9-13 years

Question 21

Growth spurts for boys:

Answer 21

12-14 (until 17)

Question 22

In order to modify growth, you must first:

Answer 22

Experience growth

Question 23

What are two factors to take into consideration with growth spurts?

Answer 23

1. timing of correction
2. length of treatment

Question 24

The functional matrix considers that growth is determined by:

Answer 24

Genetics & epigenetics

Question 25

Stimulation of periostea growth by alteration of neuromuscular environment. This appliance will stimulate periosteal pull & bone apposition:

Answer 25

Frankl appliance

Question 26

The Frankl appliance is considered a ____ appliance because it is not tied down to the dentition

Answer 26

NOT tooth borne

Question 27

The Frankl appliance rationale is based on _____ because you are changing ____

Answer 27

The functional matrix; environment

Question 28

What type of growth does the Frankl appliance harvest?

Answer 28

Intramembranous

Question 29

A maxillary expander appliance modifies the growth at the:

Answer 29

Mid-palatal suture (above the teeth)

Question 30

Up to how many mm does a maxillary expander expand the palate transversly? How much can it expand the mid-palatal suture?

Answer 30

4-5mm 5-6mm on a good day

Question 31

A maxillary expander is a _____ appliance

Answer 31

Orthopedic

Question 32

How many mm per day does a maxillary palate expander allow?

Answer 32

0.25 mm per day (1/4 a turn) 28-30 activations (twists)

Question 33

Functional cross bite must be correct at:

Answer 33

A young age

Question 34

When correcting a functional cross bite, if the side that contains the cross-bite is corrected, what happens to the other side?

Answer 34

The other side will become edge-to-edge

Question 35

As a GP one of the most valuable orthodontic procedures we can do is

Question 36

Anteriorposteiror dimension is treated by:

Answer 36

Class II correction

Question 37

In cases of true retrognathism (Class II) there is:

Answer 37

no growth

Question 38

True retognathism is purely:

Answer 38

Skeletal & genetic

Question 39

For anteroposterior dimention, treated by class II correction, what must be considered?

Answer 39

1. The amount of denoalveolar compensations 2. Growth potential (growth prediction)

Question 40

Can true retrognathism be corrected?

Answer 40

No

Question 41

Growth predictions should take into account:

Answer 41

-age -gender -family

Question 42

Slows down growth at the tuberosity level:

Answer 42

Head gear

Question 43

Head gear acts at the:

Answer 43

Growth site

Question 44

Head gear allows the _____ to "catch up":

Answer 44

Mandible

Question 45

Head gear allows the mandible to catch up in the _____ plane

Answer 45

Anterior bite plane

Question 46

What follows treatment with head gear?

Answer 46

Normal growth patterm

Question 47

The tuberosity (where head gear acts) is a:

Answer 47

Growth site

Question 48

Where does head gear slow the growth? What does this allow for?

Answer 48

Slows growth of maxilla at tuberosity level; allows mandible to catch up

Question 49

Growth spurts for girls:

Answer 49

10-12

Question 50

Growth spurts for girls:

Answer 50

10-12

Question 51

Growth spurts for girls:

Answer 51

10-12

Question 52

Growth spurts for girls:

Answer 52

10-12

Question 53

Growth spurts for girls:

Answer 53

10-12

Question 54

Growth spurts for girls:

Answer 54

10-12

Question 55

Growth spurts for girls:

Answer 55

10-12

Question 56

Growth spurts for girls:

Answer 56

10-12

Question 57

Growth spurts for girls:

Answer 57

10-12

Question 58

Growth spurts for girls:

Answer 58

10-12

Question 59

Growth spurts for girls:

Answer 59

10-12

Question 60

Growth spurts for girls:

Answer 60

10-12

Question 61

Growth spurts for girls:

Answer 61

10-12

Question 62

Growth spurts for girls:

Answer 62

10-12

Question 63

Growth spurts for girls:

Answer 63

10-12

Question 64

Growth spurts for girls:

Answer 64

10-12

Question 65

Growth spurts for girls:

Answer 65

10-12

Question 66

Growth spurts for girls:

Answer 66

10-12