The Patient Has a Permanent Pacemaker in Place with a Demand

question 9

Multiple Choice

The patient has a permanent pacemaker in place with a demand rate set at 60 beats/min.The cardiac monitor is showing a heart rate of 44 beats/min with no pacemaker spikes.The nurse realizes this as:

• A) normal pacemaker function.
• B) failure to capture.
• C) failure to pace.
• D) failure to sense.

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Definitions:

Marginal Cost

The expense associated with manufacturing an extra unit of a product or service.

Average Fixed Cost

is calculated by dividing the total fixed costs of production by the quantity of output produced, showing the cost per unit of output.

Total Variable Cost

The sum of all variable expenses related to the production of goods or services, which vary with the level of output.

Total Cost

The sum of all costs incurred by a business in producing a certain quantity of a good or service.