Biological Feedback Mechanisms and Homeostasis

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What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

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NGSS.HS-LS1-3

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What role does the endocrine system play in homeostasis?

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The endocrine system regulates growth and homeostasis by secreting hormones from glands that control various bodily functions.

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NGSS.HS-LS1-3

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What is the function of insulin in the body?

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Insulin is a hormone produced by the pancreas that helps lower blood glucose levels by facilitating the uptake of glucose into cells.

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NGSS.HS-LS1-3

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What is the primary source of energy for photosynthesis in plants?

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The primary source of energy for photosynthesis is sunlight.

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NGSS.HS-LS1-5

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What is the response of the body to low blood glucose levels?

Back

The pancreas releases glucagon, which raises blood glucose levels by promoting the release of glucose from the liver.

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NGSS.HS-LS1-3

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What are specialized cells?

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Specialized cells are cells that have specific functions and structures tailored to perform particular tasks in multicellular organisms.

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NGSS.HS-LS1-1

NGSS.HS-LS1-4

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How do plants use sunlight in photosynthesis?

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Plants use sunlight to convert carbon dioxide and water into glucose and oxygen during photosynthesis.

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NGSS.HS-LS1-5

NGSS.HS-LS2-5

Front

What is the role of shivering in thermoregulation?

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Shivering generates heat through muscle contractions, helping to increase body temperature when the environment is cold.

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NGSS.HS-LS1-3

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What is negative feedback in biological systems?

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Negative feedback is a mechanism that counteracts a change in a physiological variable, helping to maintain homeostasis.

Tags

NGSS.HS-LS1-3

Front

What is the function of the pancreas in blood sugar regulation?

Back

The pancreas monitors blood sugar levels and releases insulin or glucagon to maintain stable glucose levels.

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NGSS.HS-LS1-3