ance of sufficient intake of air, water, and food; (2) the need to have functioning elimination processes; (3) the need for various balances (e.g., the balance between activity and rest, or between solitude and social interaction); and (4) the need for normalcy (Humphreys, 1995, pp. 9-11). In contrast, the developmental self-care requisites involve those conditions which influence a person's growth and maturation. These may include both physical and psychological human needs from intra-uterine life to full adult maturation (Bartle, 1991, p. 35). Lastly, the health-deviation self-care requisites involve the requirements of illness, injury, disease, and disability. In addition, health-deviation self-care requisites may also be created by the measures used to diagnose and treat various ailments (Eben et al., n.g., pp. 181-190).
The different requisites actually serve as the purpose of self-care. When they cannot be met, a self-care deficit occurs. Such deficits may be defined as the "relation between the human pr
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