The diagram below shows some of the events that take place during the regulation of blood glucose.
Identify organ X.
Insulin is released when organ X detects a rise in blood glucose levels.
Describe the effects of insulin that restore blood glucose to normal levels.
When blood glucose levels fall after exercise organ X releases another hormone, hormone Y.
Name hormone Y.
[1]
State one mechanism by which hormone Y causes blood glucose levels to return to normal.
[1]
The table below shows some doctor’s notes for a patient with diabetes.
Patient age: | 9 |
Patient symptoms: |
More thirsty than usual Increased urine production Weight loss Fatigue |
White blood cell activity: | High |
Suggested treatment: |
Monitoring blood glucose levels Insulin injections |
Identify, with a reason, whether the patient is likely to have type I or type II diabetes.
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