After eating a meal, food particles are broken down into simple sugars, which enter the bloodstream. An increase in blood sugar levels leads to the release of insulin from the pancreas, and insulin in turn stimulates cells to take up glucose so that blood sugar levels decrease. This is an example of __________.

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This process is an example of negative feedback because the release of insulin to decrease blood sugar levels is a response that negates the initial stimulus (the increase in blood sugar). It is also an example of homeostasis because the body is maintaining its internal environment (blood sugar levels) within a narrow range despite external changes (food intake).

After Eating a Meal, Food Particles Are Broken Down into Simple