WorksheetsComplex Amalgam Restoration
Total questions: 15
Worksheet time: 15mins
Which of the following is not an Indication of complex amalgam restoration
To replace missing tooth structure due to fracture
When 1 or more cusps are needed for capping
When increased resistance and retention form is needed
When the cavity depth is jus 0.2 -0.8mm into dentin
Which of the following is not a non pin mechanical feature ?
Box form
Reduction of undermined cusps
Coves
Amalgam bonding
Identify the prepared area?
slot
vertical groove
cove
none of the above
For placement of pins ,the depth of the caries varies from
1.3 to 2mm
2 to 3mm
0.5 to 2mm
3 to 3.5 mm
Which of the following affect the retention of the pin in amalgam
Size of pin
Number and depth of elevations
Material of pin
Height of the pin
Pinhole should not be positioned very close to the vertical wall as
Can cause dentin chipping
It will not give sufficient retention
Condensation of amalgam will be difficult
Enough resistance will not be there for the cavity
From the image identify the most preferred , cautious and high risk areas to place the pins based on the arrow marks
The Pin-retained amalgam restoration using self-threading pins originally was described by
Markley
Going
Birtcil
Venton
Who introduced amalgapins
shavell
Outhwaite
Pashley
Markley
The gingival pins of a maxillary cuspid is at an angle of
10-15 degrees
20-35 degrees
30-35 degrees
5-10 degrees
What is the dimension of a slot
0.5 mm wide and 1 mm deep
1mm wide and 0.5 mm deep
0.5 mm wide and 0.5 mm deep
1mm wide and 1mm deep
Which type of pin is least retentive
Friction lock pins
Cemented pins
Amalgam pins
Self threaded pins
what type of pin follows this ratio
friction lock pins
cemented pins
self-threaded pins
none of the above
what type of pin follows this ratio
Friction lock pins
cemented pins
self threaded pins
none of the above
what type of pin follows this ratio
friction lock pins
cemented pins
self- threaded pins
none of the above
