The federal agency of the public health system that is most involved with the health and welfare of ...

ANS: B
The U. S. Department of Health and Human Services is charged with regulating health care and overseeing the health status of Americans. The Centers for Medicare and Medicaid Services de-velops and oversees the rules and regulations specific to these two insurance programs. The PHS is a major component of the Department of Health and Human Services. The PHS consists of eight agencies: (1) Agency for Healthcare Research and Quality, (2) Agency for Toxic Substanc-es and Diseases Registry, (3) Centers for Disease Control and Prevention, (4) Food and Drug Administration, (5) Health Resources and Services Administration, (6) Indian Health Service, (7) National Institutes of Health, and (8) Substance Abuse and Mental Health Services Administra-tion.