Hormones: Maintaining Blood Homeostasis (OCR GCSE Biology A (Gateway Science Suite)): Quizzes
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15 questions from this quiz
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Practise the questions
15 questions from this quiz
Why does blood glucose concentration need to be controlled?
Why does blood glucose concentration need to be controlled?
Glucose is needed by cells for respiration
Which organ controls blood glucose concentration?
Which organ controls blood glucose concentration?
The pancreas
Which hormone does the pancreas produce when glucose levels are too high?
Which hormone does the pancreas produce when glucose levels are too high?
Insulin
Which organs are target organs for insulin?
Which organs are target organs for insulin?
Muscles and liver
What is excess glucose converted into when insulin is present?
What is excess glucose converted into when insulin is present?
Glycogen
Where is glycogen stored in the body?
Where is glycogen stored in the body?
In the liver
What effect does rigorous exercise have on blood glucose levels?
What effect does rigorous exercise have on blood glucose levels?
Decreases them
Which hormone is produced when blood glucose levels decrease?
Which hormone is produced when blood glucose levels decrease?
Glucagon
What does glucagon cause to happen to glycogen?
What does glucagon cause to happen to glycogen?
Breaks it down into glucose
What type of control system maintains blood glucose?
What type of control system maintains blood glucose?
Negative feedback loop
What is the cause of Type 1 diabetes?
What is the cause of Type 1 diabetes?
Pancreas cannot produce enough insulin
What is the main problem in Type 2 diabetes?
What is the main problem in Type 2 diabetes?
Body cells no longer respond to insulin
How is Type 1 diabetes treated?
How is Type 1 diabetes treated?
Insulin injections at meal times
What is a risk factor for Type 2 diabetes?
What is a risk factor for Type 2 diabetes?
Obesity
Which is a treatment for Type 2 diabetes?
Which is a treatment for Type 2 diabetes?
Losing weight and increasing exercise