The change in hair color occurs when melanin ceases to be produced in the hair root and new hairs grow in without pigment. The stem cells at the base of hair follicles produce melanocytes, the cells that produce and store pigment in hair and skin. The death of the melanocyte stem cells causes the onset of graying.
The revenue cycle is a recurring set of business activities and related information processing operations associated with providing goods and services to customers and collecting their cash payments.The primary external exchange of information is with customers.he revenue cycle is a recurring set of business activities and related information processing operations associated with providing goods and services to customers and collecting their cash payments.
Revenue cycle management unifies the business and clinical sides of healthcare by coupling administrative data such as a patient's name, insurance provider and other personal information and the treatment a patient receives. Communicating with health insurance companies is a significant piece of RCM. When a patient schedules an appointment, the physician office or hospital staff typically checks the patient's reported insurance coverage prior to the visit.