14.2 The Pancreas

Question 1

Name the two main functions of the pancreas.

Answer 1

1. An exocrine gland
2. An endocrine gland

Question 2

Describe the pancreas’ role as an exocrine gland.

Answer 2

Produces digestive enzymes and pancreatic juice.
These are secreted into ducts which lead to the pancreatic duct.
From there, they are released into the duodenum.

Question 3

What is the duodenum?

Answer 3

The top part of the small intestine.

Question 4

What three main enzymes does the pancreas produce, and what do they break down?

Answer 4

Amalyse- starch into simple sugars
Protease- proteins into amino acids
Lipase- lipids into fatty acids and glycerol

Question 5

Describe the pancreas’ role as an endocrine gland.

Answer 5

The endocrine glandular tissue contains small regions of a tissue called islets of Langerhans.
There are two types of islets of Langerhans:
a cells- produce glucagon
B cells- produce insulin

Question 6

Are Beta or alpha islets of Langerhan darker?

Answer 6

alpha

Question 7

What are the exocrine pancreas cells that surround the islets of Langerhan called?

Answer 7

Secretory acini