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The nurse is preparing to administer adenosine (Adenocard) to a client experiencing supraventricular tachycardia. When giving this medication, what is important to remember?

The medication must be given slow intravenous IV push.

Asystole may occur for a few seconds after administration.

The medication has a long half life, and therefore the duration of action is very long.

The onset of action occurs in 5 minutes.

Answer and Explanation

The Correct Answer is B

A. The medication must be given as a rapid intravenous IV push due to its short half-life not slowly.

B. Asystole is a common and expected response after adenosine administration.

C. Adenosine has a very short half-life, contrary to this statement.

D. The onset of action is immediate, not in 5 minutes.

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Correct Answer is B

Explanation

A. Bleeding precautions are not required as the issue pertains to neutropenia, not thrombocytopenia.

B. Placing the client in a private room is appropriate as the ANC calculation (WBC × [% neutrophils]) indicates severe neutropenia, increasing the risk of infection.

C. Simply documenting findings does not address the client’s increased infection risk.

D. Blood cultures and antibiotics may be needed later but require additional signs of infection to proceed.

A. 8 B. 25 C. 13 D. 7

Correct Answer is A

Explanation

A. To calculate the infusion rate: 125 mg in 100 ml = 1.25 mg/ml. Required: 10 mg/hr ÷ 1.25 mg/ml = 8 ml/hr.

B. To calculate the infusion rate: 125 mg in 100 ml = 1.25 mg/ml. Required: 10 mg/hr ÷ 1.25 mg/ml = 8 ml/hr.

C. To calculate the infusion rate: 125 mg in 100 ml = 1.25 mg/ml. Required: 10 mg/hr ÷ 1.25 mg/ml = 8 ml/hr.

D. To calculate the infusion rate: 125 mg in 100 ml = 1.25 mg/ml. Required: 10 mg/hr ÷ 1.25 mg/ml = 8 ml/hr.

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The nurse is preparing to administer adenosine (Adenocard) to a client experiencing supraventricular tachycardia. When giving this medication, what is important to remember?

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