Pancreatic secretion

Question 1

Pancreatic secretion tonicity

Answer 1

Isotonic

Low flow: high Cl-
High flow: high bicarb

Question 2

Alpha-amylase

Answer 2

Starch digestion

Secreted in active form

Question 3

Lipase,
Phospholipase A,
Colipase

Answer 3

Fat digestion

Question 4

Protease

Answer 4

Protein digestion

Includes trypsin, chymotrypsin, elastase, carboxypeptidase
Secreted in proenzymes known as zymogens.

Question 5

Trypsinogen

Answer 5

Converts to active enzyme trypsin
Activation of other proenzymes and creation of more trypsinogen (positive feedback)

Converted to trypsin by enterokinase/enteropeitidase (an enzme secreted from duodenal mucosa)