A nurse is caring for a client who has a suspected diagnosis of myasthenia gravis. The provider prescribes a Tensilon test. Which of the following findings indicates a positive test?
Muscle strength shows no change.
Muscle contractions become progressively stronger.
Electrical charge in a muscle increases in intensity.
A pill-rolling tremor appears.
The Correct Answer is B
A. If there is no change in muscle strength after the Tensilon test, it indicates a negative result for myasthenia gravis.
B. Muscle contractions become progressively stronger is a positive result for myasthenia gravis. Tensilon temporarily improves muscle strength in patients with this condition.
C. Electrical charge in a muscle increases in intensity is not a relevant parameter for the Tensilon test.
D. A pill-rolling tremor appears is a symptom of Parkinson's disease, not myasthenia gravis.
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Related Questions
Correct Answer is D
Explanation
Methylprednisolone is a crucial medication in managing anaphylaxis but it takes longer to act compared to epinephrine and is not the immediate first-line treatment.
B. Dobutamine is a vasopressor used to treat heart failure. However, it's not indicated in the initial management of anaphylaxis.
C. Furosemide is a diuretic used for conditions like heart failure and edema. It has no role in treating anaphylaxis.
D. Epinephrine is the first-line treatment for anaphylactic shock. It rapidly reverses the life-threatening effects of anaphylaxis by constricting blood vessels, relaxing airway muscles, and stimulating the heart.
Correct Answer is D
Explanation
The client opens his eyes in response to voice, which scores 3 on the eye-opening part of the GCS.
Since the client does not understand questions, this would likely score 1 for verbal response, indicating incomprehensible sounds.
The motor response of bringing an arm up to a trapezius squeeze is localizing pain, which would score 5.
Therefore, the nurse would document the client's GCS score as E3V1M5, which totals to 9 out of a possible 15 points.
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