Correct Answer: C

Rationale: Patient classification systems have limitations in accounting for changes in a client's condition, unexpected influx of new admissions, and changes in staffing due to illness. These systems often focus on short-term staffing needs rather than utilizing demand management, which considers client outcomes to predict staffing needs over a longer period. Not being able to account for potential admissions can lead to challenges in effectively managing staff allocation and resources. Choices A, B, and D are incorrect because they do not address the specific limitation of patient classification systems related to accounting for potential admissions.

Correct Answer: D

Rationale: Objectivity is questioned when there is a potential conflict of interest, such as funding from a pharmaceutical company. In this scenario, the scientist's ties to the pharmaceutical company through funding may introduce bias, affecting the objectivity of the information provided. The author's connection to the pharmaceutical company may influence the objectivity of the research findings, making it essential for the healthcare professional to consider this aspect when evaluating the reliability of the information.

Correct Answer: C

Rationale: The main focus of the Six Sigma methodology in healthcare is enhancing clinical decision making through data-driven approaches. By using statistical methods and quality improvement tools, Six Sigma aims to reduce errors, improve processes, and enhance overall decision-making in healthcare settings. While reducing healthcare costs and improving patient satisfaction are important goals, they are not the primary focus of Six Sigma in healthcare. Increasing healthcare access is also a valuable objective but not the main focus of the Six Sigma methodology.

Correct Answer: D

Rationale: The correct answer is D, Convent deaconesses. Deaconesses from local convents were the first public health nurses who provided care for the sick and the poor. They exemplified care guided by the Christian belief in compassion and helping others. The other choices (A, B, C) are incorrect because the Presbyterian Church, Salerno, and Jewish scholars were not specifically mentioned as the pioneers of public health nursing. The extract highlights the significant role of convent deaconesses in laying the foundation for modern public health nursing.

Correct Answer: A

Rationale: According to the Patient Self-Determination Act, nurses are required to inform clients of their right to create an advance directive.