When a Client Taking Methotrexate Notifies the Nurse of a Sudden

question 24

Multiple Choice

When a client taking methotrexate notifies the nurse of a sudden onset of a rash,the nurse is alerted to what life-threatening adverse effect associated with methotrexate?

• A)Peptic ulcer
• B)Stevens-Johnson syndrome
• C)Pancreatitis
• D)Myocardial infarction

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Definitions:

Transformer Harmonic Derating Factor

A multiplier used to adjust the rating of a transformer based on the presence of harmonics in the electrical system, to avoid overheating and ensure safe operation.

RMS Phase Current

The root mean square value of the current in one phase of a multi-phase system, providing a measure of the effective current level.

Instantaneous Peak Value

The highest absolute value of a varying quantity (voltage or current) at a given instant.

Triplens

Harmonics in an electrical system that are multiples of the third harmonic (e.g., 3rd, 9th, 15th), often causing additional heating in neutral wires.