ATI Medical Surgical Proctored Exam

Correct Answer: C

Rationale: A large blood clot in the lungs will significantly impair gas exchange & oxygenation. Unless the clot is dissolved, this process will continue unabated.

Correct Answer: C

Rationale: In hypertension management, it is crucial for clients to limit or avoid alcohol consumption, not just refrain from excess. Alcohol can raise blood pressure and interfere with the effectiveness of antihypertensive medications, making it a key lifestyle modification for individuals with hypertension.

Correct Answer: B

Rationale: Clients with an alteration in the CYP2C19 gene do not metabolize warfarin (Coumadin) well, leading to higher blood levels and more side effects. As this client is a poor candidate for warfarin therapy, the prescriber will most likely recommend the implantation of an inferior vena cava (IVC) filter. This device helps prevent blood clots from reaching the lungs, reducing the risk of pulmonary embolism.

Correct Answer: C

Rationale: A potassium level of 6.5 mEq/L is critically high and can lead to life-threatening cardiac dysrhythmias, requiring immediate intervention. Hyperkalemia is a common complication in clients with ESRD due to the kidneys' inability to excrete potassium effectively. High potassium levels can result in serious cardiac consequences such as arrhythmias, cardiac arrest, and death. Prompt action is necessary to prevent these severe complications.

Correct Answer: B

Rationale: The priority for a nurse working on an inpatient medical-surgical unit is to ensure client safety. This is crucial as errors in hospital care can lead to preventable deaths. While attending to holistic client needs and providing client-focused care are important aspects of nursing, ensuring client safety takes precedence to prevent harm and promote positive patient outcomes.