Fluid and Electrolytes ATI

Questions 40

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Fluid and Electrolytes ATI Questions

Question 1 of 5

The nurse working in the PACU is aware that which of the following procedures may contribute to extracellular losses?

Correct Answer: C

Rationale: Fluid loss from the extracellular compartment can be caused by abdominal surgery.

Question 2 of 5

The triage nurse notes upon assessment in the emergency room that the patient with anxiety is hyperventilating. The nurse is aware that hyperventilation is the most common cause of which acid-base imbalance?

Correct Answer: B

Rationale: The most common cause of acute respiratory alkalosis is hyperventilation. Extreme anxiety can lead to hyperventilation.

Question 3 of 5

A patient with hypokalemia and heart failure is admitted to the telemetry unit. The nurse is aware that hypokalemia could cause which of the following abnormalities on an electrocardiogram (ECG)?

Correct Answer: D

Rationale: Hypokalemia often causes characteristic ECG changes, including an elevated U wave and flattened T waves.

Question 4 of 5

A patient who is in renal failure partially loses the ability to regulate changes in pH because the kidneys:

Correct Answer: C

Rationale: The kidneys regulate the bicarbonate level in the ECF; they can regenerate bicarbonate ions as well as reabsorb them from the renal tubular cells. In respiratory acidosis and most cases of metabolic acidosis, the kidneys excrete hydrogen ions and conserve bicarbonate ions to help restore balance.

Question 5 of 5

A patient's lab results show a slight decrease in potassium. The physician has declined to treat with drug therapy but has suggested increasing the potassium through diet. Which of the following would be a good source of potassium?

Correct Answer: D

Rationale: Bananas are high in potassium. Apples, carrots, and asparagus are not high in potassium.

Similar Questions

A patient's lab results show a slight decrease in potassium. The physician has declined to treat with drug therapy but has suggested increasing the potassium through diet. Which of the following would be a good source of potassium?
A 73-year-old man who slipped on a small carpet in his home and fell on his hip is alert and oriented; PERRLA (pupils equally round and reactive to light and accommodation) is intact, and he has come by ambulance to the emergency department (ED). Heart rate elevated, he is anxious and thirsty. A Foley catheter is in place and 40mL of urine is present. The nurse's most likely explanation for the urine output is:
A nurse in the medical-surgical unit has a newly admitted patient who is oliguric; the acute care nurse practitioner orders a fluid challenge of 100 to 200 mL of normal saline solution over 15 minutes. The nurse is aware this intervention will help:
A patient with diabetes insipidus is admitted to the intensive care unit after a motor vehicle accident that resulted in head trauma and damage to the pituitary gland. Diabetes insipidus can occur when there is a decreased production of which of the following?
The nurse is assessing the patient for the presence of a Chvostek's sign. What electrolyte imbalance does a positive Chvostek's sign indicate?

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