Quiz 9/22 *

Question 1

Tech to scan anterior teeth:

Answer 1

Horse-saddle movement on incisal edge (5 times over IE in video)

Question 2

Difficult parts of ant tooth to scan:

Answer 2

finish line, proximal contact, occlusal surfaces

Question 3

For milling, on’t click on ‘new scan,’ but:

Answer 3

New Scan and Design

Question 4

Library-anatomy for proposal:

Answer 4

Library A

Question 5

Material to be used to mill restoration:

Answer 5

E. Max HT, shade A1

Question 6

How to change tooth if you select the wrong one:

Answer 6

R click to deselect

Question 7

Pattern of scanning

Answer 7

M, L, distal oclussal, buccal

Question 8

How much of buccal alveolar ridge should be scanned?

Answer 8

3-5mm

Question 9

Type of movement to use when scanning the buccal:

Answer 9

snake-like movements, 3-5mm of alveolar ridge (2, 31, 3, 30, 4, 29)

Question 10

What should you see if the upper and lower scan fit into the interocclusal records that you have already scanned?

Answer 10

green dot  (align buccal icon) 
(4th icon down on R)

Question 11

What to do if you don’t see a green dot (4th down on the R side of screen) indicating that the interocclusal record aligned:

Answer 11

manually impose the arches

Question 12

What can happen if you don’t use the horse saddle technique?

Answer 12

double incisal edge

Question 13

Why doesn’t Romexis pick up anterior teeth well?

Answer 13

not enough anatomy

Question 14

Name of project:

Answer 14

Design30-965

Question 15

What can you do with Romexis by clicking New Scan and Design?

Answer 15

scan, design, and mill

Question 16

Select ether bite registration or:

Answer 16

buccal/ opposing

Question 17

Lower 3 icons on the R are about:

Answer 17

model alignment

Question 18

Upper 3 icons on the R are about:

Answer 18

View options

Question 19

3 icons on the bottom of screen are about:

Answer 19

scan data options

Question 20

How to hold scanner:

Answer 20

pencil grip

Question 21

Goals of scanning:

Answer 21

100% of prep and proximal contacts, 90% of adjacent teeth and full cusps, 2-3 mm of gingival tissue on both buccal and lingual

Question 22

When does the scanner pause?

Answer 22

when the live view turns Sepia or the audio tone stops.

Question 23

Alternate way to generate model:

Answer 23

press “M”

Question 24

To rotate model:

Answer 24

press and hold R click & drag mouse

Question 25

How to zoom with mouse:

Answer 25

scroll wheel

Question 26

How to move the model with scroll wheel:

Answer 26

press and hold

Question 27

Which are more important, contact zone or gingival contours?

Answer 27

contact zone

Question 28

Missing data is what color?

Answer 28

dark blue

Question 29

How to rotate when scanning the buccal bite:

Answer 29

not at all

Question 30

How to verify orientation in cad/cam:

Answer 30

deactivate all tools, green preview tooth

Question 31

This mode can be used in margin detection:

Answer 31

ICE mode

Question 32

To highlight high contour areas:

Answer 32

click show features

Question 33

How to adjust placement:

Answer 33

move margin

Question 34

To verify orientations:

Answer 34

deactivate all tools, then green preview button

Question 35

What mode is priority?

Answer 35

stone mode

Question 36

incremental tools

Answer 36

large adjustments to proposal

Question 37

click this for fine tune design:

Answer 37

rubber tooth ( small adjustments)

Question 38

Is the shoulder for porcelain or metal?

Answer 38

porcelain

Question 39

Is the chamfer for metal or porcelain?

Answer 39

metal

Question 40

Is the lingual occlusion metal or porcelain?

Answer 40

metal