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Related Concept Videos

Communication

Communication

Sharing information, concepts, and emotions to foster mutual understanding is communication. The sender, recipient, and transaction must be considered in this manner. The sender is the person who shares the message, the recipient is the person who receives and understands the message, and the transaction is the method used to deliver the message and the variables that affect the communication's context and surroundings. The nurse-client connection is built on therapeutic communication.

Feedback control systems

Feedback control systems

Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...

Feedback Loops

Feedback Loops

In most cases, excessive hormone production is prevented by negative feedback—a loop that starts with a stimulus inducing the release of a particular substance, like a hormone, to maintain a certain level before triggering a signal that results in a decrease in further release of the hormone.

Effects of feedback

Effects of feedback

Feedback in control systems plays a critical role in shaping various operational parameters, extending beyond simple error reduction to influence stability, bandwidth, gain, impedance, and sensitivity. Understanding these effects requires examining a basic feedback system characterized by defined input, output, error, and feedback signals.
Feedback significantly modifies the gain of a control system. The gain of a system without feedback is altered by a factor of one plus GH, where G represents...

Positive and Negative Feedback Loops

Positive and Negative Feedback Loops

Animal organs and organ systems constantly adjust to internal and external changes through a process called homeostasis ("steady state"). Examples of these changes include regulation of the level of glucose or calcium in the blood or internal responses to external temperatures. Homeostasis requires maintaining an internal dynamic equilibrium:

Feedback Inhibition

Feedback Inhibition

Biochemical reactions are occurring constantly in cells, converting starting substances to different products, usually with the help of enzymes that speed the reactions. Without enzymes, it would take far too long for most reactions to occur to be useful to the cell!

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Related Experiment Video

Updated: Jun 9, 2025

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Published on: March 7, 2019

[Are responsibilities conveyable through a feedback letter?]

A C Hendriks^1,2, Wouter de Ruijter³

¹Universiteit Leiden, Faculteit der Rechtsgeleerdheid, Leiden. Afd. Publiekrecht.

Nederlands Tijdschrift Voor Geneeskunde

|October 23, 2024

Summary

Medical feedback letters convey essential information but do not add new duties for general practitioners. Specialists and GPs should communicate directly for critical issues, as letters alone may not suffice.

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Area of Science:

Medical communication
Healthcare professional collaboration

Context:

Feedback letters from medical specialists to general practitioners (GPs) are a key communication channel.
These letters primarily aim to share relevant medical information, not to assign new responsibilities.

Purpose:

To analyze the role and limitations of specialist feedback letters in primary care.
To emphasize the importance of direct communication between specialists and GPs.

Summary:

Feedback letters contain crucial medical details but do not legally obligate GPs to new tasks.
GPs are expected to consider recommendations, but the letter's length may hinder full review.
Direct communication is vital for significant diagnostic or treatment matters, as letters can be insufficient.

Impact:

Highlights the need for effective communication strategies in specialist-GP interactions.
Suggests that supplementary communication methods may be necessary for complex cases.
Aims to improve the clarity and utility of specialist feedback for primary care physicians.