FIXED PROS

Question 1

name the different types of articulators

Answer 1

simple hinge (plane line)
average value (freeplane)
semi adjustable (denar/ denatus)
fully adjustable

Question 2

at what point are occlusal relationships correct when using a simple hinge articulator?

Answer 2

when the casts are together

Question 3

what can an average value articulator reproduce?

Answer 3

ICP

Question 4

what is the arcon articulator?

Answer 4

denar semi adjustable

Question 5

what is the non arcon articulator?

Answer 5

dentatus semi adjustable

Question 6

where is the condyle located in a denar arcon articulator?

Answer 6

mandible

Question 7

where is the condyle located in the dentatus non arcon articulator?

Answer 7

maxilla

Question 8

what is a semi adjustable denar used for?

Answer 8

fixed pros

Question 9

what is a semi adjustable dentatus used for?

Answer 9

removable pros

Question 10

what are semi adjustable articulators used for?

Answer 10

multiple units
reorganised occlusion
group function
anterior guidance
occlusal analysis

Question 11

what does a facebow record?

Answer 11

the relationship of the maxilla to the terminal hinge axis (position of the condyle)

Question 12

what are the 4 components of a facebow?

Answer 12

bite fork - to record position of the teeth
bow - to record position of the condyle
jig - to link bow and bite fork
pointer - to align teeth to Frankfort plane

Question 13

what is the frankfort plane?

Answer 13

inferior orbital rim -> EAM

Question 14

for a facebow record, what is places on the bite fork?

Answer 14

warm wax

Question 15

how are the position of the condyles located with a facebow?

Answer 15

ear axis

Question 16

what point is drawn onto nose when using a facebow?

Answer 16

using incisal edge as reference

Question 17

how is FWS measured?

Answer 17

rest position - OVD = FWS

Question 18

what is retruded position?

Answer 18

when the condyle is in its most superior anterior position within the glenoid fossa