Orthodontics (Chapter 60 Mda)

Front 1

Used to secure the arch wire within a bracket

Back 1

Ligature Tie

Front 2

A stainless steel ring cemented to molars to hold the arch wire for orthodontics

Back 2

Band

Front 3

A preformed metal wire that provides force when on is guiding teeth in movement for orthodontics

Back 3

Arch Wire

Front 4

A device made from elastic or wire used to wedge molars open before fitting and placement of orthodontic bands

Back 4

Separator

Front 5

What instrument is part of the setup for seating and cementing a molar band

Back 5

Howe Pliers

Front 6

To ease the placement of orthodontic bands, what procedure is completed to open the contact between two teeth

Back 6

Placement of a Separator

Front 7

When cementing bands, what can be used to prevent cement from getting into the buccal tubes or attachments

Back 7

Utility Wax or Chapstick

Front 8

What shape of arch wire is indicated for correcting malalignment of teeth

Back 8

Round Wire

Front 9

Besides ligature ties, what can be used to hold an arch wire in place

Back 9

Elastomeric Ties

Front 10

To secure the arch wire in position on the posterior bands use what

Back 10

Plastic Rings

Front 11

What instrument is used to tire ligature wire and/or place elastic ligatures

Back 11

Ligature wire-cutting Pliers

Front 12

Elastomeric Rings are removed with what instrument

Back 12

Orthodontic Scaler

Front 13

Rectangular tubes that are placed gingival to the plane of the main arch wire

Back 13

Edgewise Tubes

Front 14

Round tubes that are placed routinely on maxillary first molar bands

Back 14

Headgear Tubes

Front 15

Wires used for the initial and intermediate stages of treatment

Back 15

Round Arch Wires

Front 16

Wires used during the final stages of treatment

Back 16

Square Or Rectangular Arch Wires

Front 17

Arch wire that is useful for movement because of its flexibility

Back 17

Nickel Titanium Arch Wire

Front 18

Arch wire that is stiffer and stronger then other types of wire, used to apply greater force and give better suability to the teeth

Back 18

Stainless Steel Arch Wire

Front 19

Arch wire that provides a combination of strength, flexibility, and memory

Back 19

Beta Titanium (TMA) Arch Wire

Front 20

Newer type of arch wire that is made from a composite material with a top coating of optical glass fibers, making it esthetically pleasing

Back 20

Optiflex

Front 21

How long are steel separator springs left on for

Back 21

3 to 5 Days

Front 22

How long are elastomeric ring separators left of for

Back 22

Up To 2 Weeks

Front 23

Used to guide the elastic or wire ligature tie around the bracket and to tuck the twisted and cut ligature tie under the arch wire

Back 23

Ligature Director

Front 24

What instrument is used in a bracket placement

Back 24

Orthodontic Scaler

Front 25

Used to help seat a molar band for a fixed appliance

Back 25

Band Plugger Or Bite Stick

Front 26

Instruments For Band Removal

Back 26

Howe Pliers

Band Removing Pliers

Front 27

Used to carry and place the bonded bracket on the tooth

Back 27

Bracket-Placement Tweezers

Front 28

What supervision can a LDA cut arch wires, remove loose bands, or remove loose brackets on orthodontic appliances

Back 28

General Supervision

Front 29

What supervision can a LDA remove excess bond material from orthodontic appliances

Back 29

Direct Supervision

Front 30

What supervision can a LDA place and remove separators

Back 30

General Supervision

Front 31

What supervision can a LDA remove bond material from teeth with rotary instruments after removal of orthodontic appliances

Back 31

Direct Supervision

Front 32

What supervision can a LDA etch appropriate enamel surfaces before bonding of orthodontic appliances by the dentist

Back 32

Direct Supervision

Front 33

What supervision can a LDA remove excess cement from inlays, crowns, bridges and orthodontic appliances with hand instruments only

Back 33

Indirect Supervision

Front 34

What supervision can a LDA preselect orthodontic bands

Back 34

Indirect Supervision

Front 35

What supervision can a LDA attach profit and readjusted orthodontic appliances

Back 35

Direct Supervision

Front 36

What supervision can a LDA remove and replace ligature ties and arch wires on orthodontic appliances

Back 36

Indirect Supervision

Front 37

What supervision can a LDA remove fixed orthodontic bands and brackets

Back 37

Direct Supervision

Front 38

Orthodontic bands should fit approximately on the ______ third of the tooth

Back 38

Middle

Front 39

If a band is placed beyond the marginal ridge with finger pressure it it __________

Back 39

Too Big

Front 40

How much ligature wire do you leave when cutting it to be tucked?

Back 40

4-5 mm

Front 41

If the arch wire is to long what is used to trim it intraorally?

Back 41

Distal-End Cutting Pliers