Control of Blood Glucose Concentration

Question 1

What is blood glucose concentration monitored by?

Answer 1

PANCREAS

Question 2

What happens if the blood glucose levels are too high?

Answer 2

• Pancreas secretes insulin
• Insulin causes glucose to move from blood into cells
• Insulin causes excess glucose in the liver and muscle cells to convert to glycogen for storage

Question 3

What happens if the blood glucose levels are too low?

Answer 3

• Pancreas secretes hormone GLUCAGON

- Glucagon causes GLYCOGEN to be converted into glucose and released back into the blood

Question 4

What is type 1 diabetes?

Answer 4

• Pancreas fails to produce enough insulin
• So blood glucose levels are very high
• Normally treated with insulin injections

Question 5

What is type 2 diabetes?

Answer 5

• Body cells no longer respond to insulin
• Carbohydrate controlled diet, exercise regime are common treatments
• OBESITY IS A RISK FACTOR FOR TYPE 2 DIABETES