NCLEX-RN
Free NCLEX RN Practice Questions Questions
Extract:
Question 1 of 5
A client has a chest tube in place with a three-chamber chest drainage system. The nurse notes continuous bubbling in the water seal chamber. This indicates which of the following?
Correct Answer: C
Rationale: Continuous bubbling in the water seal chamber indicates a system air leak (
C), such as a loose connection or hole in the tubing. A pneumothorax (
A) may cause intermittent bubbling, adequate suction (
B) is indicated by bubbling in the suction chamber, and incorrect tube positioning (
D) would not typically cause continuous bubbling.
Question 2 of 5
The nurse is caring for a cognitively impaired client who begins to pull at the tape securing his IV site. To prevent the client from removing the IV, the nurse should:
Correct Answer: A
Rationale: Securing the IV with tape out of the client's vision minimizes tampering while avoiding restraints or inappropriate actions.
Question 3 of 5
The nurse is reviewing the lab results of a client's arterial blood gases. The $\mathrm{PaCO}_2$ indicates effective functioning of the:
Correct Answer: C
Rationale: PaCO2 reflects lung function, as the lungs regulate carbon dioxide levels through ventilation; abnormal levels indicate respiratory issues.
Question 4 of 5
The primary cause of anemia in a client with chronic renal failure is:
Correct Answer: D
Rationale: Chronic renal failure reduces erythropoietin production by the kidneys, leading to decreased red blood cell production and anemia.
Question 5 of 5
As serum calcium levels rise, which hormone is excreted?
Correct Answer: E
Rationale: Calcitonin (not listed) is secreted by the thyroid to lower high serum calcium. Parathyroid hormone (
D) increases calcium. None of the options are correct.