A nurse is caring for a client who has heart failure and a prescription for digoxin 125 mcg PO daily. Available is digoxin PO 0.25 mg/tablet. How many tablets should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["0.5"]
Let's convert the digoxin dosage from mcg (micrograms) to mg (milligrams) and then divide it by the amount of digoxin per tablet to find out how many tablets are needed.
Steps to solve:
- Convert digoxin dose from mcg to mg:
- We know 1 mg is equal to 1000 mcg.
- Digoxin dose (mg) = Digoxin dose (mcg) / 1000 mcg/mg
- Digoxin dose (mg) = 125 mcg / 1000 mcg/mg
- Digoxin dose (mg) = 0.125 mg
- Calculate the number of tablets required:
- Number of tablets = Digoxin dose (mg) / Digoxin per tablet (mg)
- Number of tablets = 0.125 mg / 0.25 mg/tablet
Since the result is 0.5, we need to round to the nearest tenth.
Answer: The nurse should administer 0.5 tablets per dose.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["C","D","E"]
Explanation
A. Increase hematocrit: Fluid overload typically leads to hemodilution, resulting in a decrease in hematocrit rather than an increase. Therefore, an increase in hematocrit would not be expected in a client with fluid overload.
B. Increased temperature: Fluid overload is not typically associated with an increased body temperature. Instead, fever may indicate an infection or another underlying cause. Therefore, an increased temperature would not be a typical finding in a client with fluid overload.
C. Increased heart rate: Fluid overload can lead to an increased heart rate as the body attempts to maintain adequate cardiac output in the presence of excess fluid volume. An elevated heart rate is a compensatory mechanism to maintain tissue perfusion despite the increased workload on the heart.
D. Increased respiratory rate: Fluid overload can cause pulmonary congestion, leading to increased respiratory effort and a higher respiratory rate as the body attempts to compensate for decreased gas exchange efficiency. An increased respiratory rate helps to improve oxygenation and remove excess carbon dioxide from the body.
E. Increased blood pressure: Fluid overload often leads to increased blood pressure due to the increased volume of circulating blood, which can strain the cardiovascular system. Elevated blood pressure is a common manifestation of fluid overload and reflects the increased workload on the heart and blood vessels.
Correct Answer is A
Explanation
A. Do not palpate abdomen: Wilms tumor, also known as nephroblastoma, is a type of kidney cancer that primarily affects children. Palpation of the abdomen in a child with Wilms tumor can potentially rupture the tumor capsule and lead to dissemination of cancer cells or cause bleeding. Therefore, it is essential to instruct healthcare providers and caregivers not to palpate the child's abdomen to avoid complications.
B. Contact precautions: Contact precautions are not typically indicated for Wilms tumor. Contact precautions are implemented to prevent the transmission of infectious agents that are spread by direct or indirect contact with the client or their environment. Wilms tumor is not contagious and does not require contact precautions.
C. Collect all urine: While collecting urine may be necessary for diagnostic purposes and monitoring kidney function in a child with Wilms tumor, it is not the primary warning associated with the condition. The priority warning for Wilms tumor focuses on avoiding palpation of the abdomen to prevent potential complications.
D. No venipuncture or blood pressure in left arm: While venipuncture or blood pressure measurement in the left arm may be contraindicated in some situations, such as when a client has a central venous catheter or arteriovenous fistula, it is not specifically associated with Wilms tumor. The primary concern with Wilms tumor is to avoid palpation of the abdomen due to the risk of tumor rupture and dissemination of cancer cells.
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