placenta. n, pl-tas or-tae (-tiË). 1. (Anatomy) the vascular organ formed in the uterus during pregnancy, consisting of both maternal and embryonic tissues and providing oxygen and nutrients for the fetus and transfer of waste products from the fetal to the maternal blood circulation.
Definition. To be brief, optimal health is an individual person's physical, emotional and mental health abilities. That is, it is the health goals that a person can realistically achieve to feel their personal best. No two people's health goals are the same, that's why optimal health is such an individualized matter. One person might focus on physical health while to another healing emotional wounds is a more pressing matter. It really just depends on what is important to you.
Medical Definition of Public health. Public health: The approach to medicine that is concerned with the health of the community as a whole. Public health is community health. It has been said that: Health care is vital to all of us some of the time, but public health is vital to all of us all of the time..