Correct Answer: B

Rationale: The correct answer is B: Left ventricular end-diastolic pressure. Pulmonary capillary wedge pressure is used to assess left ventricular end-diastolic pressure. This measurement provides valuable information on the filling pressure of the left ventricle. Choices A, C, and D are incorrect because monitoring pulmonary capillary wedge pressure does not directly assess right ventricular pressure, acid-base balance, or coronary artery stability.

Correct Answer: D

Rationale: The correct answer is D, incidence rate. Incidence rate measures the frequency of new cases of a phenomenon, providing important information about the risk of developing the condition. Prevalence rate (choice A) reflects both old and new cases, proportionate mortality rate (choice B) is the proportion of deaths due to a specific cause, and case fatality rate (choice C) measures the proportion of deaths among confirmed cases, not just new cases.

Correct Answer: A

Rationale: Sports and games with rules are appropriate for the cognitive development stage of 7-year-olds.

Correct Answer: C

Rationale: Health activities are structured to enhance communities' autonomy and influence over their health and well-being, aiming to empower them to make informed choices and take control of their health. Choice A is incorrect as health activities encompass a broader scope beyond just preventing exposure to germs. Choice B is incorrect because spiritual factors are crucial components that should not be disregarded in healthcare. Choice D is incorrect as health activities are not solely about the community health nurse being in charge, but about empowering the community as a whole.

Correct Answer: A

Rationale: The correct answer is 'manager.' In the job description provided, the role involves setting goals, formulating policy, and directing and evaluating health services, which aligns with the responsibilities of a manager. A 'researcher' primarily focuses on conducting research, a 'health educator' specializes in educating individuals about health-related topics, and a 'health promotion specialist' concentrates on promoting health and wellness initiatives. Therefore, 'manager' is the most suitable title for the described role.