NUR388 Midterm Questions with complete solutions.

Epidemiology Correct Answer-The study of the distribution of health-related events in human populations and the trends in population for the purpose of disease prevention, health maintenance, and protections epidemiologic triangle Correct Answer-disease results in a complex relationship among casual agents, susceptible persons, and environmental factors. agent, host, and environment agent Correct Answer-An animate or inanimate factor that must be present or lacking for a disease or condition to develop examples ( infectious agents such as bacteria, viruses ect) ( chemical agents such as heavy metals, toxins, pesticides) ( physical such as radiation, heat, cold, machinary) host Correct Answer-A living species (human or animal) capable of being infected or affected by an agent( genetic, immunatble characteristics like age and sex, aquired characteristics such as immunologic status, lifestyle factors ( diet, exercise) environment Correct Answer-All that is internal or external to a given host or agent and that is influenced and influences the host and/or agent (climate-temperature, rainfall) (plant and animal life, human population) ( crowding, social support) working conditions such as stress, noise, satisfaction).