Glucose Regulation

Insulins job is to

• Bind to receptors and open the glucose channels so glucose can enter cells

• Bind to the glucose carriers so glucose can enter cells

• Bind to receptors and open the glucose carriers so glucose can enter cells

• Bind to receptors so glucose can enter cells

Glucagon production is increased in response to what?

• Blood glucose concentration rising

• Blood glucose concentration falling

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Which organ converts glucose to glycogen, a storage carbohydrate?

• Pancreas

• Liver

What causes blood glucose levels to rise?

• eating

• vigorous exercise

• sleeping

• going to the toilet

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What hormone is secreted by the pancreas when blood glucose levels are elevated?

• Glucagon

• Insulin

• Adrenaline

• Cortisol

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What hormone is released by the pancreas when blood glucose levels drop too low?

• Insulin

• Glucagon

• Thyroxine

• Estrogen

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Which type of feedback mechanism is involved in the regulation of blood glucose levels?

• Positive feedback

• Negative feedback

• Neutral feedback

• Cyclic feedback

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What is the effect of insulin on blood glucose levels?

• Increases blood glucose levels

• Decreases blood glucose levels

• Has no effect on blood glucose levels

• Converts glucose to fat

Glucagon and insulin are two hormones released by the

• Heart

• Pancreas

• Kidney

• Lungs

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What is the effect of glucagon on blood glucose levels?

• Increases blood glucose levels

• Decreases blood glucose levels

• Has no effect on blood glucose levels

• Converts glucose to protein