Question
Biology Question on Digestion and absorption
Which part of our body secretes the hormone secretin ?
A
Ileum
B
Duodenum
C
Oesophagus
D
Stomach
Answer
Duodenum
Explanation
Solution
Secretin is secreted by duodenum, part of small intestine. It stimulates the flow of pancreatic juice and controls volume of pancreatic juice including water and electrolytes. Argentophilic cells of pyloric part of stomach, secrete gastrin hormone. Gastrin hormone increases gastric secretion.