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MDA Chap 36

Total questions: 47

Worksheet time: 55mins

Name
Class
Date
1.

Indications for dental dam use

4 lines
2.

to separate or occur alone; pertaining to selected teeth visible through the dam.

(a)  

3.

to draw back or to draw within; swallow

(a)  

4.

Used for permanent posterior

a)

6x6 in

b)

5x5 in

5.

Used for primary or permanent anterior

a)

6x6 in

b)

5x5 in

6.

Most frequently used for endodontic applications because it is used for isolating one tooth, less stretch is needed

a)

Medium

b)

Thin

c)

Heavy

7.

is widely used in operative procedures because of its ease of handling and ability to isolate selected teeth

a)

Medium

b)

Thin

c)

Heavy

8.

Is selected when tissue retraction and extra resistance to tearing are important; crown, a fixed bridge, or teeth with tight contacts

a)

Medium

b)

Thin

c)

Heavy

9.

is necessary to stabilize and stretch the dam, so it can fit tightly around the teeth but remain out of the operator's way.

(a)  

10.
  • Placed under the dam

  • Radiolucent

a)

Ostby frame

b)

Plastic U-shaped frame

c)

Young frame

11.
  • a stainless-steel U-shaped holder with sharp

    projections on its outer margin

  • Placed on the outside of the dam

  • Increases patient comfort

a)

Ostby frame

b)

Plastic U-shaped frame

c)

Young frame

12.
  • round plastic frame with sharp projections on its outer margin.

  • Placed outside the dam

a)

Ostby frame

b)

Plastic U-shaped frame

c)

Young frame

13.

includes the dam and frame as one piece and is disposed of after its use

(a)  

14.

  • placed between the patient's face and the dam.

  • Primary purpose: Increase patient comfort by absorbing moisture

  • Protects patients face from direct contact with the dam



(a)  

15.

Zinc oxide ointment or petroleum jelly is placed on

(a)  

16.

Is placed on the underside of the dam

(a)  

17.

used to create holes in the dental dam needed to expose the teeth to be isolated

(a)  

18.

Working end of the punch has an adjustable

(a)  

19.

Rotary platform with 5 or 6 holes, 1mm deep

(a)  

20.

and inkpad are used to mark the dental dam with predetermined markings for adult and pediatric arches

(a)  

21.

which has holes where the teeth should be marked, provides greater flexibility when one or more teeth in the arch are out of alignment.

(a)  

22.

are for the placement and removal of the dental dam clamp

(a)  

23.

Most commons methods for stabilizing include dental dam clamp, dental dam stabilizing cord, and

(a)  

24.

  • Primary means of anchoring and stabilizing the dental dam

  • made of chrome or nickel plated steel and are designed to hold the dental dam securely at the end nearest the tooth being treated.



(a)  

25.

  • the rounded portion of the clamp that extends through the dental dam.

  • Should be positioned at the distal aspect



(a)  

26.

encircle the tooth and are shaped into four prongs.

(a)  

27.

type of dental dam clamp that has extensions to help retain the dental dam.

(a)  

28.

pertaining to selected teeth that are visible through th dam.

(a)  

29.

the widest point on the facial and lingual contours of the tooth.

(a)  

30.

Used for the mandibular and maxillary posterior teeth

(a)  

31.

A clamp that can be placed on the same type of tooth in the opposite quadrant is considered to be

(a)  

32.

Anterior dental dam clamps are designed to

4 lines
33.

designed to accommodate the smaller size and shape of the primary teeth or partially erupted permanent teeth

(a)  

34.

A (a)   should always be PLACED on the clamp before being placed in the patients mouth

35.

disposable latex cord that provides an alternative to the conventional clamp method of securing the dental dam.

(a)  

36.

Steps for using compound wax

4 lines
37.

Factors that must be included in the planning for holes to be punched in the dental dam

4 lines
38.

The ______ ______ holds the dental dam clamp and the _______ _____ covers the anchor tooth

(a)  

39.

Maxillary anterior are punch _ in down from the margin, while mandibular anterior are punched _ in up from the margin

(a)  

40.

If the tooth is ______, the hole-punch size remains. the same, but the hole is placed about 1 mm lingually from the normal arch alignment.

If the tooth is _________, the hole-punch size remains the same, but the hole is placed about 1 mm facially from the normal arch alignment.

(a)  

41.

typically used for selected restorative procedures and for endodontic treatment.

(a)  

42.

three or four teeth—or for optimum stability, six to eight teeth-are isolated to counteract the pull on the dam that is created by the curvature of the teeth in the arch.

(a)  

43.

displaced out of line, especially teeth displaced from normal relation to the line of the dental arch; also called malposed.

(a)  

44.

holes are spaced with 3.0 to 3.5 mm between the edges, not the centers, of the holes.

a)

T

b)

F

45.

is the dental dam material between the holes of the punched dam.

(a)  

46.

Troubleshooting Hole Sizing and Spacing

4 lines
47.

Describe the one step method and the two step method

4 lines