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- A feedback system is a cycle of events that regulates the internal environment.
- A feedback system is also called a feedback loop.
- A feedback system involves monitoring, evaluating, and changing a body condition.
- A feedback system continuously repeats the processes of monitoring and evaluation.
- A controlled condition is a monitored variable in the body.
- A controlled condition is also called a controlled variable.
- Examples of controlled conditions include body temperature, blood pressure, and blood glucose level.
- A stimulus is any disruption that changes a controlled condition.
- A feedback system has three basic components.
- The three components are the receptor, control center, and effector.
- A receptor detects changes in a controlled condition.
- A control center evaluates the information and determines a response.
- An effector carries out the response to restore balance.
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