What Factors Are Involved with Increasing the Energy Requirements of Breathing

question 9

Multiple Choice

What factors are involved with increasing the energy requirements of breathing as people age?

• A)Decrease in cross-links in collagen fibers of connective tissues
• B)Decrease in residual lung volumes
• C)Decrease in rib calcification
• D)Decrease in chest wall mobility, change in spinal curves, alveoli thickening

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Definitions:

Heat Generated

The amount of thermal energy produced as a result of electrical resistance, mechanical friction, or chemical reactions.

Motor Terminal Voltages

The voltages measured at the terminals of an electric motor, which are key to its operation and performance.

Nominal System Voltages

The standard or average voltage levels for which an electrical system or device is designed to operate under normal conditions.

Service Factor

A multiplier representing the degree to which an electrical device can operate over its nominal or rated capacity.