Correct Answer: B

Rationale: Conducting a home visit provides an opportunity to conduct a firsthand appraisal of the home situation. This allows healthcare professionals to observe the living conditions, identify potential health hazards, and tailor care plans to the individual's environment. It helps in gaining a better understanding of the patient's lifestyle, social support, and resources available at home, leading to more personalized and effective care.

Correct Answer: B

Rationale: Efficiency is the correct answer because it assesses whether the desired outcomes were achieved with the least amount of resources expended. In the context of Ligtas Tigdas, evaluating efficiency would involve determining if the program goals were met in a cost-effective manner, optimizing the use of resources to achieve the best results.

Correct Answer: A

Rationale: The primary purpose of conducting an epidemiologic investigation is to delineate the etiology of the epidemic, which involves identifying the cause or origin of the disease outbreak. This process helps in understanding how the disease spreads, its risk factors, and developing strategies for control and prevention.

Correct Answer: A

Rationale: Isolating a child with measles is considered a primary prevention measure. Primary prevention aims to prevent the disease from occurring by intervening before exposure to the causative agent. Isolating the child helps to contain the spread of the disease and protect those who are not already sick. This strategy falls under the realm of specific disease prevention, which is a key aspect of primary prevention.

Correct Answer: C

Rationale: When planning a home visit, it is crucial for the visit to be tailored to the specific needs of the family. While guidelines are important, they should not restrict the flexibility and practicality of the plan. The plan should adapt to the family's unique circumstances, resources available, and the nurse's assessment, rather than being rigidly bound by preset guidelines.