A nurse is caring for a client with a current blood potassium level of 5.4 mEq/L (3.5-5 mEq/L). Which finding would this client have?
Constipation
Polyuria
EKG with a U wave
Paresthesias of the extremities
The Correct Answer is D
A) Constipation: Elevated potassium levels (hyperkalemia) typically affect neuromuscular and cardiac function rather than gastrointestinal motility. Constipation is more commonly associated with conditions like hypokalemia or electrolyte imbalances affecting the gastrointestinal system.
B) Polyuria: Polyuria, or excessive urination, is not directly caused by hyperkalemia. It can occur due to conditions like diabetes mellitus or diabetes insipidus, or as a side effect of certain medications like diuretics. Hyperkalemia does not typically lead to increased urine output and may even lead to oliguria if severe renal impairment occurs.
C) EKG with a U wave: The presence of a U wave on an electrocardiogram (EKG) is typically associated with hypokalemia, not hyperkalemia. U waves are seen when potassium levels are low, reflecting delayed repolarization of the ventricles. In hyperkalemia, EKG changes more commonly include peaked T waves, prolonged PR interval, and widened QRS complexes.
D) Paresthesias of the extremities: Hyperkalemia can cause paresthesias, which are sensations of tingling or numbness, particularly in the extremities. This occurs due to the effect of elevated potassium levels on nerve and muscle function. As potassium is essential for maintaining normal neuromuscular function, deviations from normal levels can disrupt action potentials and lead to sensory disturbances like paresthesias.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A) They must also take a vitamin D supplement: Calcium absorption is highly dependent on vitamin D, which facilitates the absorption of calcium in the intestines. Taking a vitamin D supplement alongside calcium ensures effective utilization of calcium, improving bone health and preventing deficiencies.
B) Reduce sodium intake: While reducing sodium intake can benefit overall health and reduce fluid retention, it is not directly related to the absorption of calcium supplements. The focus should be on ensuring adequate vitamin D levels for proper calcium absorption.
C) Decrease the amount of fiber in your diet: High fiber diets do not necessarily hinder calcium absorption to a significant extent. In fact, maintaining a balanced diet with adequate fiber is important for overall health. Fiber does not need to be reduced specifically for better calcium absorption.
D) Take the medication with orange juice to increase absorption: Orange juice is high in vitamin C, which does not significantly impact calcium absorption. Calcium supplements are best taken with vitamin D or with meals to enhance absorption, rather than with orange juice alone.
Correct Answer is A
Explanation
A) Mashed potatoes:
Mashed potatoes are an appropriate choice for a soft diet as they are easy to chew and swallow. A soft diet typically includes foods that are tender, moist, and easy to digest, which helps in minimizing difficulty while eating.
B) High-fiber cereals:
High-fiber cereals are not suitable for a soft diet. They can be hard and difficult to chew, and the high fiber content might irritate the digestive tract, making them less ideal for individuals on a soft diet.
C) Fruit with the skin:
Fruits with the skin can be difficult to chew and digest, especially for those on a soft diet. The skin of fruits can be tough and may not be appropriate for someone needing a diet with soft, easily manageable foods.
D) Raw vegetables:
Raw vegetables are typically hard and require thorough chewing, which makes them unsuitable for a soft diet. Soft diets require foods that are tender and easy to chew, so raw vegetables do not meet these criteria.
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