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.
The dictionary definition of afternoon is simply the hours between noon and evening. In the United States, the typical workday ends at 5:00 p.m.
Wiktionary(0.00 / 0 votes)Rate this definition: afternoon(Noun) The part of the day which follows noon, between noon and evening; the part of the day following noon which is daylight all year round; the second half of the working day (in regular office hours). Afternoon(noun)