Human Nutrition (Pancreas)

Question 1

What hormone does the pancreas secrete?

Answer 1

Insulin

Question 2

What is insulin?

Answer 2

A hormone secreted by the pancreas

Question 3

Besides the hormone insulin what does the pancreas secrete?

Answer 3

Digestive materials

Question 4

What do the digestive materials secreted by the pancreas form?

Answer 4

Pancreatic juice

Question 5

What forms pancreatic juice?

Answer 5

The digestive materials secreted by the pancreas

Question 6

What is pancreatic juice made of?

2

Answer 6

The salt sodium hydrogen carbonate/sodium bicarbonate

A range of enzymes such as amylase and lipase

Question 7

What is the salt sodium hydrogen carbonate commonly called?

Answer 7

Sodium bicarbonate

Question 8

What is sodium bicarbonate the common name for?

Answer 8

The salt sodium hydrogen carbonate

Question 9

What does sodium bicarbonate do?

Answer 9

It neutralises chyme from the stomach

Question 10

What enzymes are secreted by the pancreas?

Answer 10

Lipase and amylase

Question 11

How does lipase and amylase enter the duodenum?

Answer 11

Through the pancreatic duct

Question 12

What do the enzymes lipase and amylase enter through the pancreatic duct?

Answer 12

The duodenum

Question 13

What does lipase act on?

Answer 13

Lipids

Question 14

What does amylase do?

Answer 14

It digests starch

Question 15

At what pH do both the enzymes lipase and amylase act best at?

Answer 15

At a pH between 7 and 9

Question 16

Why does both lipase and amylase work best at a pH between 7 and 9?

Answer 16

As this is the pH of the duodenum

Question 17

What does lipase convert lipids into?

Answer 17

Fatty acids and glycerol

Question 18

What does amylase convert starch into?

Answer 18

Maltose