A Thermoplastic Polymer

question 2

Multiple Choice

A thermoplastic polymer

• A)is a polymer that, once heated to high temperatures, cannot be remolded into a new shape.
• B)is always rigid and inflexible.
• C)can be heated to become pliable and then remolded into a new shape.
• D)contains high numbers of crystallites that make the plastic inflexible.
• E)is made of the polymer Bakelite.

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Definitions:

Ventilator

A mechanical device used to support or mimic the process of breathing by moving breathable air into and out of the lungs.

Tidal Volume

The volume of air inhaled or exhaled during a normal respiratory cycle.

Ventilator-Associated Pneumonia

A lung infection that develops in patients who are on mechanical ventilation.

Mechanical Ventilation

A method of assisting or replacing spontaneous breathing by mechanically moving breathable air into and out of the lungs.