How are pancreatic secretions controlled?

Minimal secretion between meals Entry of food stimulates secretions via neural and humoral mechanisms: Neural Pancreas is innervated by the vagus nerve which releases acetyl cholineWhen activated during the cephalic phase of digestion in anticipation of a meal, there...

What are the phases of pancreatic secretion?

1. Cephalic Phase 2. Gastric Phase 3. Intestinal Phase Describes the activity that occurs in anticipation of a mealSignals are transmitted from the brain via the vagus nerve causing release of acetylcholine in nerve endings in the pancreasCauses moderate amounts of...

Describe the structure and synthesis of insulin?

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...