Correct Answer: D

Rationale: After a total hip replacement, clients should avoid bending at the waist past 90 degrees for at least 6 weeks to prevent dislocation of the hip prosthesis. Bending down to tie shoes involves significant hip flexion and should be avoided during the initial postoperative period to ensure proper healing and reduce the risk of complications.

Correct Answer: B

Rationale: Assessing the client's respiratory status is the priority as it helps determine if the weight gain is due to fluid retention affecting breathing. This assessment is crucial in addressing the immediate concern of potential respiratory distress before implementing interventions like fluid restriction, diuretics, or notifying the healthcare provider.

Correct Answer: B

Rationale: It is essential not to make assumptions about the health needs of individuals from the LGBTQ community. Each person is unique, and assuming their needs based on their sexual orientation or gender identity can lead to incorrect care and communication. By being open-minded and avoiding assumptions, healthcare providers can create a safe and supportive environment for LGBTQ individuals to discuss their health needs openly and honestly.

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: D

Rationale: Assessing the client for allergies, particularly to iodine or shellfish, is crucial before a cardiac catheterization because the contrast dye used during the procedure can lead to allergic reactions. Identifying any allergies beforehand allows the healthcare team to take necessary precautions to prevent potential adverse reactions and ensure the client's safety.