Glucose Regulation and Homeostasis

What hormone is primarily responsible for lowering blood glucose levels in the human body?

• Glucagon

• Insulin

• Adrenaline

• Cortisol

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NGSS.HS-LS1-3

Which organ produces insulin?

• Liver

• Pancreas

• Kidney

• Stomach

What is the main function of glucagon?

• Decrease blood sugar

• Increase blood sugar

• Store glucose

• Digest proteins

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NGSS.HS-LS1-3

Homeostasis refers to the body’s ability to:

• Grow rapidly

• Maintain stable internal conditions

• Produce energy

• Fight infections

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NGSS.HS-LS1-3

Which of the following is an example of a negative feedback mechanism?

• Blood clotting

• Regulation of blood glucose by insulin and glucagon

• Childbirth contractions

• Fever response

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NGSS.HS-LS1-3

When blood sugar levels drop below normal, which hormone is released to restore balance?

• Insulin

• Glucagon

• Thyroxine

• Estrogen

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NGSS.HS-LS1-3

Insulin helps cells in the body to:

• Release glucose into the blood

• Take in glucose from the blood

• Produce more glucagon

• Break down proteins

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NGSS.HS-LS1-3

If a person eats a meal high in carbohydrates, what happens to their blood glucose level and which hormone responds?

• Blood glucose decreases; glucagon is released

• Blood glucose increases; insulin is released

• Blood glucose increases; glucagon is released

• Blood glucose decreases; insulin is released

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NGSS.HS-LS1-3

Why is it important for the body to regulate blood glucose levels?

• To prevent dehydration

• To ensure cells receive energy

• To increase body temperature

• To promote muscle growth

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NGSS.HS-LS1-3

Which of the following best describes the role of negative feedback in homeostasis?

• It amplifies changes in the body

• It reverses changes to maintain stability

• It causes random fluctuations

• It stops all body processes

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NGSS.HS-LS1-3