ATI RN
Fluid and Electrolytes ATI Questions
Question 1 of 5
Your patient has alcoholism, and you may suspect during your assessment that his serum magnesium is low. What will the nurse potentially expect to assess related to hypomagnesemia?
Correct Answer: A
Rationale: Signs and symptoms of hypomagnesemia are largely confined to the neuromuscular system and include confusion, tremor, tetany, laryngeal stridor, and ataxia.
Question 2 of 5
When selecting a site on the hand or arm for insertion of an IV catheter, the nurse should:
Correct Answer: B
Rationale: When selecting a site for insertion of an IV catheter, the nurse should choose a distal site, not a proximal site. Selection of a distal site leaves the upper veins available for subsequent cannulations. Instruct the patient to hold his arm in a dependent position to increase blood flow. Never leave a tourniquet in place longer than 2 minutes.
Question 3 of 5
What would be the best initial nursing actions prior to inserting an IV?
Correct Answer: C
Rationale: Prior to initiating an IV, the nurse should verify the physician's order for IV therapy.
Question 4 of 5
Which of the following might the nurse assess in a patient diagnosed with hypermagnesemia?
Correct Answer: A
Rationale: To gauge a patient's magnesium status, the nurse should check deep tendon reflexes. If the reflex is absent, this may indicate high serum magnesium.
Question 5 of 5
The renin and angiotensin systems help to maintain the balance of sodium and water in the body. What other functions do these systems serve?
Correct Answer: B
Rationale: The renin and angiotensin systems help to maintain the balance of sodium and water in the body and maintain healthy blood volumes.
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