The concept of care is entirely complex and subjective so that there can be no treatments without care and more than half of health services are including care. Nursing is one of the most important components of hospital services and nurses group is very important group and after doctors, forms the largest group of technical staff employing in the field of the care of patients. The population of the study includes the employed nurses and the samples (specialist nurses, nurses and nursing assistances) were selected with simple convenience sampling method. In this study, 40 patient caregivers were asked to write all the activities done during their shifts in a form of story, and then their daily stories were recorded and analyzed by the researcher. Also, the services were classified by nominal group (the group of experts and professors of nursing). the results showed that 41.9% of services which the nurses were doing during working shift were basic services that could be also done by nursing assistances. 39.2 % of the services done by nurses were public services and only 18.9% of the services done by nurses were placed in the category of skilled nursing services. In relation to the first objective of study, i.e. determining the types of care services provided by nursing assistances, the results showed that 41.9% of care services done by nurses were basic services that were also done by nursing assistances.