OCC Casting Materials & Techniques

Question 1

What is the primary advantage of fiberglass casting material over plaster?

Accepted Answer

It is lighter and water-resistant

Answer

It sets slower

Answer

It is more flexible

Answer

It is cheaper than plaster

Question 2

Which of the following is a critical first step in cast application?

Accepted Answer

Applying padding over bony prominences

Answer

Mixing the casting material

Answer

Shaping the cast edges

Answer

Choosing cast color

Question 3

Which technique is used to relieve pressure in a circumferential cast?

Accepted Answer

Bivalving

Answer

Stripping

Answer

Wrapping

Answer

Padding

Question 4

Which material is preferred for initial casting when significant swelling is expected?

Accepted Answer

Plaster

Answer

Fiberglass

Answer

Plastic

Answer

Resin

Question 5

Which part of the body would most likely require a short arm cast?

Accepted Answer

Wrist and forearm

Answer

Upper arm

Answer

Knee

Answer

Ankle

Question 6

Why is it important to use gloves when handling casting material?

Accepted Answer

To prevent skin irritation and burns

Answer

To improve grip strength

Answer

To avoid staining the cast

Answer

To shape the cast faster