negative feedback

(noun)

A system that prevents deviation from a mean value.

Related Terms

  • Signal cascade
  • endocrine
  • hormone
  • homeostasis
  • positive feedback

(noun)

A feedback loop in which the output of a system reduces the activity that causes that output.

Related Terms

  • Signal cascade
  • endocrine
  • hormone
  • homeostasis
  • positive feedback

Examples of negative feedback in the following topics:

  • Control of Homeostasis

    • Homeostasis is typically achieved via negative feedback loops, but can be affected by positive feedback loops, set point alterations, and acclimatization.
    • Homeostasis is maintained by negative feedback loops within the organism.
    • An example of negative feedback is the maintenance of blood glucose levels.
    • This is still a negative feedback loop, but not in the direction expected by the use of the term "negative."
    • Negative feedback loops are the predominant mechanism used in homeostasis.
  • Disease as Homeostatic Imbalance

    • If positive and negative feedback loops are affected or altered, homeostatic imbalance and resultant complications can occur.
    • Anything that prevents positive or negative feedback from working correctly could lead to disease if the mechanisms of disruption become strong enough.
    • Heart failure is the result of negative feedback mechanisms that become overwhelmed, allowing destructive positive feedback mechanisms to compensate for the failed feedback mechanisms.
    • Negative feedback between insulin and glucagon levels controls blood sugar homeostasis.
    • Diabetes is normally treated with insulin injections, which replaces the missing negative feedback of normal insulin secretions.
  • Control of Hormone Secretion

    • The endocrine system relies on feedback systems to regulate hormone production and secretion.
    • Most endocrine glands are under negative feedback control that acts to maintain homoeostasis, i.e., prevent deviation from an ideal value.
    • A key example of a negative feedback system is the regulation of the thyroid hormone thyroxine, which regulates numerous key metabolic processes.
    • Positive feedback mechanisms control self-perpetuating events, that is, they encourage deviation from the mean.
    • Positive feedback systems are much less common although they do exist.
  • Delivering Constructive Feedback

    • Constructive feedback, both positive and negative, can help individuals learn and improve their performance.
    • Praise and compliments are welcome reassurance of a person's abilities, but negative assessments can hurt unless clearly supported by observations and thoughtfully delivered.
    • Whether positive or negative, feedback can be constructive when it addresses factors directly related to performance over which someone has control.
    • Feedback is given in organizations in a variety of ways.
    • In human resources, 360-degree feedback, also known as multi-rater feedback, multi-source feedback, or multi-source assessment, is feedback that comes from members of an employee's immediate work circle.
  • Role of Financial Markets in Providing Feedback to Management

    • Financial markets can provide feedback to management by showing signals of the demand to supply funds to that enterprise.
    • These various audiences can provide feedback to management, such as when the stock price rises or declines.
    • It is governed by positive and negative feedback resulting from the cognitive and emotional factors among market participants.
    • Here a group may be providing feedback to management.
    • Describe how financial markets can provide feedback to a company's management
  • Read Feedback Cues

    • Feedback is the response that listeners provide to the sender of the message.
    • Feedback is a cue to the speaker to modify or regulate what is being said.
    • You may also receive direct positive or negative feedback from members of the audience who agree or disagree with what you are saying.
    • Listen for the verbal feedback and acknowledge it.
    • However, much of the non-verbal feedback may be unconscious physical body language, which can provide feedback for you.
  • Giving and receiving feedback

    • As a result, feedback is often delayed.
    • While giving feedback is extremely important, receiving feedback and changing one's characteristics to reflect that feedback is just as important.
    • For example, when a boss is telling an employee the aspects of the job the employee needs to work on, he may only focus on the negative points and not the positive.
    • Atwater, Roush and Fischthal found that "follower ratings of student leaders improved after feedback was given to leaders and that leaders receiving 'negative' feedback (defined as self-ratings that were considerably higher than follower ratings) improved the most" (The Influence of Upward Feedback on Self and Follower Ratings of Leadership, 1995).
    • This shows that there is a bigger reaction when the upward feedback is negative instead of positive.
  • Internal and External Control

    • These are called feedback, concurrent control, and feedforward, respectively.
    • Feedback serves as motivation for many people in the workplace.
    • When employees receive negative or positive feedback, they decide how to apply it in their daily work.
    • Feedforward is not just pre-feedback, because feedback is always based on measuring an output and sending feedback on that output.
    • 'Feedback' exists between two parts when each affects the other.
  • Customer Feedback

    • Customer feedback can be collected via direct conversations with consumers, telephone or focus group interviews, surveys, and online communities.
    • In exchange for their honest opinions and feedback, customers are incentivized for their time.
    • Community blogs and forums also enable customers to provide detailed explanations of both negative as well as positive experiences with a company.
    • Recently, many organizations have implemented feedback loops that allow them to capture feedback at the point of experience.
    • Customer feedback can be gathered via focus group discussions that elicit their opinions and inquire about their experiences.
  • Structuring Employee Feedback

    • There are a wide variety of models and structures for providing employee feedback.
    • A few of the more useful structures for feedback are listed below.
    • Behavioral Checklists and Scales: Certain behaviors can have positive or negative implications, and monitoring specific key behaviors over a given time frame can be a useful feedback structure as well.
    • Compared to a static top-down feedback structure, 360 degree feedback has significant advantages in accuracy, objectivity and equality.
    • While there are countless opinions and models to utilize in structuring feedback, managers should keep in mind that the purpose of feedback is growth and improvement.
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