The SUS is made up of a series of services, which have different and complementary objectives, but always with a focus on health and following the principles and guidelines recommended by law 8.080/90 and law 8.142/90 (Organic Health Law/LOS ). They can be under the management of any of the three spheres of government: federal, state and municipal. This will determine the scope of their actions: federal services generally determine rules and flows that are references for other national services (state and municipal), and these, in turn, are local references, responsible for their states and cities (PAIM; SILVA,2010). Based on this information described: FURTADO, MD D; OLIVEIRA, RG Public Health. Maringá: UniCesumar, 2017. [Unit 2, p. 45-67]. 

a) Name and explain the doctrinal/ethical and organizational principles that govern the public administration of Brazilian health services.