Background: Primary health care in health care centers in the Kingdom of Saudi Arabia is based on scientific and technical theory. The Ministry of Health provides primary health services in these centers, as medical emergencies often constitute a dangerous and unexpected situation, which requires immediate initial measures. Shares it has Nursing and epidemiology technicians as primary health care providers, which requires them to be prepared to face any health risks. However, there is still a deficit in education and training of healthcare providers in those centers. This paper review aimed to determine the extent among readiness of Nursing and epidemiology technicians to provide emergency health care in the health care centers of Riyadh city. This paper review used cross sectional study design was conducted at Primary Health Care Centres at AL- Riyadh city by applying a questionnaire to a sample consisting of (237) participants from nursing and epidemiology technicians in health care centers in the city of Riyadh. Riyadh, the results showed that one-sample statistics showed that the mean score for nursing functions related issues was higher than the mean score for nursing environment related issues, indicating that the participants perceived nursing functions to be more significant than the environment. Additionally, there was a significant statistical relationship between nursing functions related issues and nursing environment related issues, suggesting that the participants' perceptions of nursing functions and environment are interrelated.