Homeostasis and Feedback Loops Flashcardizz

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Homeostasis

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un proceso que tiene como objetivo mantener un ambiente interno estable en el cuerpo

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If the environment gets cold, we will often shiver in order to:

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aumentar la temperatura corporal

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An example of a negative feedback mechanism is ...

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Todos los anteriores

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Maintaining body temperature is an example of a:

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un mecanismo de retroalimentación negativa

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True or False: cells are the smallest unit of life

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Verdadero

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What are the levels of organization starting from simple to complex?

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células- tejidos- órganos- sistemas de órganos- organismos

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What hormone is produced in the pancreas that lowers blood sugar?

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Insulina

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True or False: Our organ systems work separately and do not interact with each other at all in our bodies

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Falso

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When you get cut, your skin cells release hormones that signal platelets to come and stop the bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding. The hormone signals continue until the cut is closed. This is an example of what type of feedback?

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Retroalimentación positiva

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When glucose levels in the blood rise, your brain sends a signal to your pancreas. The pancreas starts producing insulin, which opens the cells to allow glucose to enter, lowering blood sugar levels. This is an example of a:

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Mecanismo de retroalimentación negativa