Major connector

Question 1

purpose of Major connector?

Answer 1

joints components of one arch to the other

Question 2

Types of MC

Answer 2

2: Maxillary & Mandibular

Question 3

Borders of major connector should cross palatal midline at what angle?

Answer 3

right/90

Question 4

Maxillary Major connector must be located at what distance from the gingival margin ?

Answer 4

6mm

Question 5

Mandibular Major connector must be located at what distance from the gingival margin?

Answer 5

3mm

Question 6

The borders of MC should be ______

Answer 6

smooth and rounded

Question 7

minor elevations at borders of MC is ?

Answer 7

Bead Lines

Question 8

height of bead lines

Answer 8

0.5-1mm

Question 9

Types of MC

Answer 9

Maxillary and Mandibular

Question 10

Types of Maxillary MC

Answer 10

1. palatal bar
2. palatal strap
3. antero-posterior palatal bar
4. antero-posterior palatal strap
5. Horseshoe or U shape MC
6. Complete Palate

Question 11

Thickest point of Palatal bar

Answer 11

at the center

Question 12

Most common indications of Palatal bar (Kennedy classification)

Answer 12

Class III

Question 13

Indications of Palatal bar (type of dentures)

Answer 13

Interim Dentures

Question 14

A palatal bar must derive all its support from _________________.

Answer 14

Rests on remaining teeth
(this is due to narrow anteroposterior width)

Question 15

Name the type of MC

Answer 15

Palatal Bar

Question 16

What is the height of a palatal Strap?

Answer 16

8mm

Question 17

What is the anteroposterior dimension of the palatal strap?

Answer 17

8mm

Question 18

width of palatal strap is directly proportional to _______

Answer 18

length of edentulous space

Question 19

A palatal strap is preferred for which type of Kennedy Classification?

Answer 19

Class II & Class III

Question 20

Design of Anteroposterior Palatal Bar

Answer 20

2 bars joined by flat longitudinal elements

Question 21

T/F?
An A-P palatal bar derives maximum support from the Bony palate?

Answer 21

False

Question 22

A U-shaped MC width on palatal tissues is

Answer 22

6mm-8mm

Question 23

Main indications for Horse-shoe MC

Answer 23

missing a lot anterior teeth

Question 24

T/F?
A U-shaped MC provides less cross-arch stabilization

Answer 24

True

Question 25

The minimum width of each A-P palatal strap is
A. 3mm
B. 6mm
C. 8mm
D. 9mm

Answer 25

C

Question 26

The minimum distance between the gingival margin and a A-P palatal strap is
A. 3mm
B. 6mm
C. 8mm
D. 9mm

Answer 26

B

Question 27

Which type of Maxillary MC provides the greatest coverage on the palate?

Answer 27

Complete Palate