ATI LPN
Study Guide for Fundamentals of Nursing Care: Concepts, Connections & Skills
Chapter 29 : Fluids, Electrolytes, and Introduction to Acid-Base Balance Questions
Question 1 of 5
Your patient is taking a thiazide diuretic routinely and tends to run a low serum K? level even though the physician has prescribed K? supplementation and the patient reports taking it faithfully. Which of the following foods would you recommend the patient add to his diet to assist in maintaining normal K? levels?
Correct Answer: A,C,D,E,F
Rationale: Potassium-rich foods like baked potatoes, bananas, oranges, apricots, and halibut help maintain normal potassium levels.
Question 2 of 5
Your knowledge of which of the following pieces of data regarding potassium takes highest priority?
Correct Answer: D
Rationale: All statements emphasize the danger of administering potassium chloride IV push, which can cause fatal cardiac arrhythmias, making this knowledge critical.
Question 3 of 5
Ionized calcium is needed for which of the following body functions?
Correct Answer: B,E
Rationale: Ionized calcium is essential for nerve impulse transmission and muscle contraction/relaxation.
Question 4 of 5
The blood's bicarbonate level is controlled by which system(s)?
Correct Answer: D
Rationale: Bicarbonate levels are regulated by the respiratory system (CO2 exhalation), renal system (bicarbonate reabsorption/excretion), and buffer systems (chemical buffering).
Question 5 of 5
Which of the following statements is(are) accurate about caring for patients with hypocalcemia?
Correct Answer: A,B,D
Rationale: Hypocalcemia care involves monitoring for tingling, muscle twitching, tetany, and potential bradycardia from IV calcium administration.