Fixed Pros

Question 1

Why is a face bow required?

Answer 1

to allow casts to be mounted on a semi or fully adjustable articulator

Question 2

Why may a semi adjustable articulator be required?

Answer 2

• allows relationships of casts to be visualised in a number of functional positions during planning stage
• allows relationship to be changed (reorganised) by waxing up or fabrication of restorations

Question 3

What does a face bow record?

Answer 3

the relationship of the maxillary teeth to the condylar head in a retruded position i.e. when it sits within the glenoid fossa in a posterior superior position

Question 4

What is the part of the face bow that is sent to the lab called?

Answer 4

transfer jig assembly

Question 5

Where should the dentulous bitefork and bite fork index notch face when taking a face bow recording?

Answer 5

towards the dentist

Question 6

In what direction should the bite fork emerge from the patients mouth when taking a face bow recording?

Answer 6

right

Question 7

What kind of wax is used when taking a face bow recording?

Answer 7

metallic coloured alu wax
made malleable with hot water

Question 8

Which wax used to be used for face bow recordings and why is it not so common now?

Answer 8

beauty wax
brittle

Question 9

Where should numbers 1 and 2 on the transfer jig assembly face?

Answer 9

numbers 1 and 2, up and facing you