Regulation of Blood Glucose (VCE SSCE Biology): Quizzes
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Practise the questions
10 questions from this quiz
What type of molecule is glucose?
What type of molecule is glucose?
A six-carbon carbohydrate molecule
What is the normal blood glucose range?
What is the normal blood glucose range?
4.0 to 7.8 mmol/L
What is glycogenesis?
What is glycogenesis?
Conversion of glucose into glycogen
When does glycogenolysis occur?
When does glycogenolysis occur?
When blood glucose levels drop
What is hyperglycaemia?
What is hyperglycaemia?
Blood glucose above 7.8 mmol/L
What cells are found in the islets of Langerhans?
What cells are found in the islets of Langerhans?
Alpha and beta cells
What do beta cells secrete when blood glucose rises above 5 mmol/L?
What do beta cells secrete when blood glucose rises above 5 mmol/L?
Insulin
What hormone do alpha cells release when blood glucose falls?
What hormone do alpha cells release when blood glucose falls?
Glucagon
How does insulin increase glucose uptake by muscle and fat cells?
How does insulin increase glucose uptake by muscle and fat cells?
Triggers insertion of glucose transporters
Why are insulin and glucagon called antagonistic hormones?
Why are insulin and glucagon called antagonistic hormones?
They have opposite effects on blood glucose