Identify the type of feedback mechanism being described: The hormone insulin will lower the blood glucose levels while the hormone glucagon will raise the blood glucose levels.
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Negative feedback
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Identify the type of feedback mechanism being described: Our blood vessels will dilate to dissipate heat. When the body cools down, the blood vessels will constrict to conserve heat.
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Negative feedback
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Identify the type of feedback mechanism being described: When we cut ourselves, the blood has to clot, and clot, and clot to get the blood to stop leaking out of the body.
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Positive feedback
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Identify the type of feedback mechanism being described: A new stimulus enhances the original stimulus.
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Positive feedback
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Identify the type of feedback mechanism being described: A new stimulus causes the original stimulus to slow down. This slowing action actually causes a second stimulus. This second stimulus causes the previous stimulus to slow down. This slowing action causes more slowing action...
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Positive feedback
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If a patient is sick, they are out of ________.
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Homeostasis
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Research: Pyrogens are released by white blood cells when there is an infection such as a bacterial infection. What are pyrogens?
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A substance produced by bacteria that is released and produces a fever
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Which of the following is an example of negative feedback?
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If blood pressure increases, baroreceptors in major arteries detect the change and send signals to the brain. The brain then sends signals to the heart to cause it to beat slower and signals to the blood vessels to cause them to dilate. Both of these events will reduce blood pressure.
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What hormone acts as a negative feedback to calcitonin?
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Parathormone
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Is thirst operated on a positive or a negative feedback mechanism? Defend your answer.
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A negative feedback because when you're thirsty you drink water and then become quenched. It fluctuates.
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