Chief cells ( stomuch) secreate pepsinogen , a inactivae enzyme. And in small intestine it converted into pepsin ,active form. Chief cell also present in parathyroid gland release pth harmone regulates level of calcium, magnesium, HPO4 ions in blood.
In the United States, afternoon is generally the time between noon and 5:00 p.m., and evening is considered anything after 5:00 p.m. There is no set allocation for afternoon and evening, however.
After hours clinics are open when your doctorâs office is closed â evenings and weekends. Exact hours vary, but most after hours clinics are open from 7:00 pm to 10:00 pm on weeknights, and during the afternoons and early evenings on weekends. After hours care costs about the same as a visit to your primary care doctor.