CTO Orthotic Materials & Fabrication Techniques

Question 1

Which material is commonly used for making lightweight orthotic devices?

Accepted Answer

Polypropylene

Answer

Steel

Answer

Concrete

Answer

Glass

Question 2

What is the purpose of heat molding in orthotic fabrication?

Accepted Answer

Shape thermoplastics to fit anatomy

Answer

Cool the material

Answer

Cut the material

Answer

Add strength to metals

Question 3

Which fabrication technique is used to bond layers of materials in orthotic devices?

Accepted Answer

Lamination

Answer

Welding

Answer

Casting

Answer

Drilling

Question 4

What characteristic makes carbon fiber desirable in orthotics?

Accepted Answer

Lightweight and strong

Answer

Heavy weight

Answer

Poor flexibility

Answer

High cost only

Question 5

What is the role of EVA foam in orthotic fabrication?

Accepted Answer

Padding and shock absorption

Answer

Structural support

Answer

Metal reinforcement

Answer

Thermal insulation

Question 6

Which tool is commonly used for shaping orthotic materials?

Accepted Answer

Grinder or sanding tool

Answer

Screwdriver

Answer

Hammer

Answer

Pliers

Question 7

What safety precaution is essential during orthotic fabrication?

Accepted Answer

Use masks and gloves for protection

Answer

No precautions needed

Answer

Wear loose clothing

Answer

Ignore ventilation

Question 8

Why is precise measurement important in orthotic fabrication?

Accepted Answer

Ensure proper fit and function

Answer

Increase fabrication time

Answer

Reduce material use

Answer

Simplify fabrication

Question 9

What is vacuum forming in orthotic fabrication?

Accepted Answer

Shaping plastic over a mold with vacuum

Answer

Heating and pressing metal

Answer

Cutting foam padding

Answer

Sewing orthotic materials