The nurse is educating the client about transient ischemic attacks (TIAs). Which of the following statements should be included with the teaching about TIAS?

A TIA is a warning sign of an impending stroke.

A TIA is a usually treated with tissue plasminogen activator (tPA).

A TIA results in symptoms that can last months to years.

A TIA does not require medical treatment.

Answer and Explanation

The Correct Answer is A

A. A TIA is a warning sign of an impending stroke: A transient ischemic attack (TIA) is often a precursor to a stroke, indicating a temporary blockage of blood flow to the brain.

B. A TIA is usually treated with tissue plasminogen activator (tPA): tPA is used for acute ischemic strokes, not TIAs, because TIA symptoms resolve on their own without permanent damage.

C. A TIA results in symptoms that can last months to years: TIA symptoms typically last minutes to hours and resolve completely within 24 hours.

D. A TIA does not require medical treatment: TIAs require medical evaluation and preventive treatment to reduce the risk of a future stroke.

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Correct Answer is B

Explanation

A. Glucose: Lactulose does not affect glucose levels; it is used to reduce ammonia levels.

B. Ammonia: Lactulose traps ammonia in the gut and facilitates its excretion, which is vital for managing hepatic encephalopathy in cirrhosis.

C. Bicarbonate: Lactulose does not act on bicarbonate levels.

D. Potassium: Lactulose can cause hypokalemia as a side effect but does not directly reduce potassium levels.

A. 3% sodium chloride B. 0.9% sodium chloride C. Dextrose 10% in water D. Lactated Ringer's

Correct Answer is C

Explanation

A. 3% sodium chloride: This hypertonic saline is used for severe hyponatremia and is inappropriate for TPN replacement.

B. 0.9% sodium chloride: Normal saline lacks the glucose content needed to prevent hypoglycemia when TPN is abruptly stopped.

C. Dextrose 10% in water: This solution provides glucose to prevent hypoglycemia, which can occur if TPN is suddenly discontinued.

D. Lactated Ringer's: Lactated Ringer's is used for fluid and electrolyte replacement but does not provide sufficient glucose for TPN interruption.

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The nurse is educating the client about transient ischemic attacks (TIAs). Which of the following statements should be included with the teaching about TIAS?

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Naxlex Comprehensive Predictor Exams

Correct Answer is B

Explanation

Correct Answer is C

Explanation

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