Glucagon Structure, Sythesis & Transport A peptide hormone made of 29 amino acidsFormed as a prohormone named pro-glucagon and cleaved to glucagon Function Key to glucose homeostasis - 'hyperglycaemic catabolic hormone':Actions virtually all in the Liver: Promotes...
Insulin Structure, Sythesis & Transport A peptide hormone made of 51 amino acidsFormed of 2 chains (α and β) connected by disulphide bridgesSynthesised as proinsulin with chains joined by C-peptideC-peptide excised by endopeptidases in the endoplasmic...
Microscopically divided in to exocrine and endocrine cells: Exocrine Cells Vast majority of pancreatic tissue (99%)Acinar and ductal cells secrete alkaline digestive secretions containing enzymesDrain via pancreatic ductules and ducts which unite with the common bile...