Animal Systems & Feedback Loops

According to the diagram, which two body systems control blood sugar levels?

• Nervous and Digestive

• Endocrine and Circulatory

• Respiratory and Muscular

• Endocrine and Digestive

Tags

NGSS.HS-LS1-3

What are the homeostasis disturbances that trigger the pancreas and the liver to react? Pancreas: _______ Liver: _______

• A) Increase in blood glucose

• B) Decrease in blood glucose

• C) Increase in blood pressure

• D) Decrease in blood pressure

Tags

NGSS.HS-LS1-3

How do the pancreas and liver contribute to homeostasis?

• By releasing hormones that increase blood pressure

• By regulating blood glucose levels

• By producing digestive enzymes

• By controlling body temperature.

Tags

NGSS.HS-LS1-3

Is the feedback loop shown in the diagram an example of positive or negative feedback?

• Positive feedback

• Negative feedback

Tags

NGSS.HS-LS1-3

When blood glucose levels are detected by the brain, how does the person feel if there is too much glucose?

• Hungry

• Full

Tags

NGSS.HS-LS1-3