Using the process flowchart, label each component with a sequential reference number. 1  These reference numbers will be used throughout the FMEA process. 2  The marked-up flowchart will give you a powerful visual to refer to throughout the PFMEA.
Although vitamin D deficiency rickets is rare in the United States, children who are dark skinned and living in cloudy northern cities as well as children on restricted diets due to cultural or religious beliefs are more likely to develop this disorder.
Rickets. Rickets is a nutritional disorder resulting from a lack of calcium in the bones of growing children. The condition is primarily due not to a lack of calcium in the diet, however, but rather to a lack of vitamin D, the nutrient necessary for the body to absorb and use calcium.n a culture rife with food options and a blossoming obesity epidemic, the fact that nutritional disorders still arise from inadequate nutritional intake is hard to conceive. Caloric intake alone does not prevent the most common nutritional disorders, however.