Amblyopia, also referred to as âlazy eye,â is the most common cause of vision impairment in children. Amblyopia is the medical term used when the vision in one of the eyes is reduced because the eye and the brain are not working together properly.
U.S. National Library of Medicine(0.00 / 0 votes)Rate this definition: Environmental Exposure. The exposure to potentially harmful chemical, physical, or biological agents in the environment or to environmental factors that may include ionizing radiation, pathogenic organisms, or toxic chemicals.
Environmental and Exposure Pathways. 1  Knowledge of environmental pathways is an important component of any strategy to protect the health of deployed forces. In the event of an overt attack with CB agents, inhalation, and to a lesser extent dermal, pathways are the obvious environmental pathways.