Human population growth serves as an important model for population ecologists, and is one of the most important environmental issues of the twenty-first century.
Fluids that Spread Bloodborne Pathogens. The transmission of bloodborne pathogens from one person to another occurs through the transfer of infected body fluids. Common body fluids which can transmit pathogens include: blood. cerebral spinal fluid. semen. vaginal secretions.
The Bloodborne Pathogens Standard uses the term, regulated waste, to refer to the following categories of waste: 1  liquid or semi-liquid blood or other potentially infectious materials (OPIM); 2  items contaminated with blood or OPIM and which would release these substances in a liquid or semi-liquid state if compressed;