Correct Answer: B

Rationale: Hypokalemia is a common electrolyte imbalance in clients with a nasogastric tube to continuous suction because potassium is lost through gastric fluids.

Correct Answer: D

Rationale: Nitroprusside (Nipride) is a vasodilator used to rapidly reduce blood pressure in hypertensive emergencies.

Correct Answer: B

Rationale: Low blood pressure in a client with Addison's disease requires immediate intervention as it can indicate an Addisonian crisis, a life-threatening condition that necessitates prompt treatment. Hyperpigmentation of the skin is a characteristic finding in Addison's disease but does not require immediate intervention. Nausea and vomiting can be managed symptomatically in Addison's disease. While hypoglycemia needs attention, it is not the most critical finding requiring immediate intervention in this context.

Correct Answer: B

Rationale: Reviewing the client's current medication regimen helps identify any potential issues and ensures that the client is taking the correct medications.

Correct Answer: A

Rationale: Providing free immunizations directly addresses financial barriers and increases accessibility for families in low-income communities.