Which of the following best describes a policy? Which is the definition of a health system? What is NOT a core building block of a health system? What are purposeful measures aimed at affecting demogr

c) A policy is a set of clear statements and decisions defining priorities and main directions attending a goal. This option best captures the essence of policy as a guiding framework.

a) A health system is defined as all activities whose primary purpose is to promote, restore and maintain health. This encompasses the full scope of health-related efforts.

c) Population policy is not considered one of the core building blocks of a health system by organizations like the WHO. The recognized building blocks include leadership and governance, health financing, and health service delivery.

d) Purposeful measures aimed at affecting demographic processes, such as mortality and migration, refer to population policy. This type of policy specifically addresses population dynamics.

e) All of the listed options represent various stages or significant periods in the development of the health system in Nigeria. The Regional health plan (1952-1962) and the National development plan (1970-1974) (also referred to as the Second national development plan) are specific historical initiatives, and a historical perspective encompasses these developments.