Final answer:
The Self-Care Deficit and Nursing Theory by Orem includes three nested theories: self-care, nursing system, and family system. The option that is not one of the nested theories is the family system.
Step-by-step explanation:
The Self-Care Deficit and Nursing Theory by Orem includes three nested theories, which are:
- Self-care: This theory focuses on the activities individuals perform to maintain their own health and well-being.
- Nursing system: This theory emphasizes the role of nursing in helping individuals meet their self-care needs.
- Family system: This theory recognizes the importance of the family unit in contributing to self-care and supporting individuals' health.
The option that is not one of the nested theories is C) Family system.