16.4 diabetes and its control

Question 1

describe type 1 diabetes

Answer 1

• due to body being unable to produce insulin
• occurs on childhood
• system attacks beta cells in Islet of Langerhans
• develops quickly

Question 2

describe type 2 diabetes

Answer 2

• glycoprotein receptors on body cells being lost or losing their responsiveness
• develops in over 40s
• develops slowly
• less severe symptoms

Question 3

explain how type 1 diabetes can be controlled

Answer 3

• controlled by injecting insulin that matches exactly to glucose intake

Question 4

explain how type 2 diabetes can be controlled

Answer 4

• matching exercise to carbohydrate intake

- can also inject insulin

Question 5

signs of diabetes

Answer 5

• high blood glucose concentration
• presence of glucose in urine
• need to urinate excessively
• genital itching or regular episodes of thrush
• weight loss
• blurred vision

Question 6

symptoms of diabetes

Answer 6

• tiredness
• increased hunger
• increased thirst