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Related Concept Videos

Control Systems01:10

Control Systems

Control systems are everywhere in contemporary society, influencing diverse applications from aerospace to automated manufacturing. These systems can be found naturally within biological processes, such as blood sugar regulation and heart rate adjustment in response to stress, as well as in man-made systems like elevators and automated vehicles. A control system is essentially a network of subsystems and processes that collaboratively convert specific inputs into desired outputs.
At the heart...
Load-frequency control01:28

Load-frequency control

Load-frequency control (LFC) is vital for maintaining power system stability, ensuring that frequency and power flows remain within acceptable limits during load changes. Turbine-governor control eliminates rotor accelerations and decelerations following load changes. However, a steady-state frequency error persists when the change in the turbine-governor reference setting is zero. In an interconnected power system, each area agrees to export or import a scheduled amount of power through...
Turbine-Governor Control01:17

Turbine-Governor Control

Turbine-governor control is crucial for maintaining power system stability by balancing turbine mechanical power output with electrical load demand. This mechanism ensures that generator frequency and rotor speed are within acceptable limits during load variations. Turbine-generator units store kinetic energy due to their rotating masses; this energy is released to meet the load requirement when the load increases. The electrical torque of turbines rises to meet the demand, whereas the...
The Spindle Assembly Checkpoint02:19

The Spindle Assembly Checkpoint

The spindle assembly checkpoint is a molecular surveillance mechanism ensuring the fidelity of chromosome segregation during anaphase. The checkpoint monitors the completion of all the prerequisite steps before chromosome segregation to determine whether the segregation process should proceed or be delayed.
Many proteins function together to control the spindle assembly checkpoint. Mutations affecting these proteins may allow cells to proceed into anaphase prematurely, resulting in the...
The Spindle Assembly Checkpoint02:19

The Spindle Assembly Checkpoint

The spindle assembly checkpoint is a molecular surveillance mechanism ensuring the fidelity of chromosome segregation during anaphase. The checkpoint monitors the completion of all the prerequisite steps before chromosome segregation to determine whether the segregation process should proceed or be delayed.
Many proteins function together to control the spindle assembly checkpoint. Mutations affecting these proteins may allow cells to proceed into anaphase prematurely, resulting in the...
Rolling Without Slipping01:09

Rolling Without Slipping

People have observed the rolling motion without slipping ever since the invention of the wheel. For example, one can look at the interaction between a car's tires and the surface of the road. If the driver presses the accelerator to the floor so that the tires spin without the car moving forward, there must be kinetic friction between the wheels and the road's surface. If the driver slowly presses the accelerator, causing the car to move forward, the tires roll without slipping. It is essential...

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Keeping the games on track.

Erin Dean

    Nursing Standard (Royal College of Nursing (Great Britain) : 1987)
    |December 20, 2012
    PubMed
    Summary
    This summary is machine-generated.

    Nurse volunteers were crucial to medical support at the London 2012 Olympic Games, offering vital care to athletes and spectators. This experience expanded their professional skills and provided unique involvement in athletic achievements.

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    Area of Science:

    • Sports Medicine
    • Nursing Practice
    • Public Health

    Background:

    • The London 2012 Olympic Games saw an unprecedented integration of nursing volunteers into the medical support framework.
    • Previous Olympic events had a lesser reliance on nursing personnel for medical services.

    Purpose of the Study:

    • To explore the expanded role and experiences of nurse volunteers during the London 2012 Olympic Games.
    • To understand the impact of the Games on the professional development and skills of nursing volunteers.

    Main Methods:

    • Qualitative interviews with nurses providing care to athletes and spectators.
    • Analysis of the scope of nursing practice and skill utilization during the event.

    Main Results:

    • Nurse volunteers performed a more significant role in medical support compared to prior Olympic Games.
    • The Games provided opportunities for nurses to utilize existing skills and acquire new ones.
    • Nurses experienced direct engagement with the successes of Team GB.

    Conclusions:

    • The London 2012 Olympics highlighted the critical and evolving role of nurses in large-scale sporting events.
    • The experience enhanced the capabilities and professional satisfaction of nursing volunteers.