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Related Concept Videos

Generation Time01:22

Generation Time

Bacterial generation time, the period required for a bacterial population to double during its exponential growth phase, serves as a critical measure of microbial growth dynamics under optimal conditions. This parameter varies significantly across bacterial species and can be influenced by factors such as temperature, pH, and the availability of nutrients. For example, Escherichia coli can achieve a generation time of approximately 20 minutes, while Mycobacterium tuberculosis exhibits a much...
Setting Time of Cement01:12

Setting Time of Cement

The setting time of cement refers to the process of cement paste transitioning from a plastic state to a solid state. This process is crucial in construction as it dictates the timeframe for concrete placement, compaction, and finishing. The onset of this solidification is termed the initial set, indicating when the paste becomes unworkable. The final set is when the paste has solidified completely, and further handling or manipulation can no longer affect its shape. The cement strength is...
Mixing Time01:19

Mixing Time

The concept of mixing time is significant in producing a uniform concrete mix with the required strength. The mixing period starts once all components are in the mixer. Initially, the mixer is charged with 10% of the water, followed by the consistent addition of solids and then 80% of the water. The remaining water is added later, within the first quarter of the mixing period. The minimum mixing time varies according to the mixer's capacity; for example, mixers with up to 1 cubic yard capacity...
Social Traps01:41

Social Traps

Social traps are negative situations where people get caught in a direction or relationship that later proves to be unpleasant, with no easy way to back out of or avoid. The concept was orignally introduced by John Platt who applied psychology to Garrett Hardin's "Tragedy of the Commons", where in New England herd owners could let their cattle graze in the common ground. This situation seems like a good idea, but an individual could have an advantage. If they owned more cows, the larger...
Timing and Consequences on Behavior01:08

Timing and Consequences on Behavior

In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective. 
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant factor...
Real Time RT-PCR02:57

Real Time RT-PCR

Real-time reverse transcription-polymerase chain reaction, or Real-time RT-PCR, is an analytical tool used to determine the expression level of target genes. The method involves converting mRNA to complementary DNA with the help of an enzyme known as reverse transcriptase, followed by the PCR amplification of the cDNA. These two processes can be performed simultaneously in a single tube or separately as a two-step reaction.
The real-time quantification of the number of amplified products is...

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Related Experiment Video

Updated: Jun 21, 2026

The 5-Choice Serial Reaction Time Task: A Task of Attention and Impulse Control for Rodents
09:43

The 5-Choice Serial Reaction Time Task: A Task of Attention and Impulse Control for Rodents

Published on: August 10, 2014

Time to tweet?

Haydn Bush

    Hospitals & Health Networks
    |July 18, 2009
    PubMed
    Summary
    This summary is machine-generated.

    Twitter is increasingly used in hospitals, from executive offices to operating rooms. Its long-term value as a marketing tool versus a fleeting trend remains uncertain.

    Related Experiment Videos

    Last Updated: Jun 21, 2026

    The 5-Choice Serial Reaction Time Task: A Task of Attention and Impulse Control for Rodents
    09:43

    The 5-Choice Serial Reaction Time Task: A Task of Attention and Impulse Control for Rodents

    Published on: August 10, 2014

    Area of Science:

    • Health Informatics
    • Healthcare Management
    • Social Media in Medicine

    Background:

    • The integration of social media platforms like Twitter into hospital operations is a growing phenomenon.
    • Hospitals are exploring Twitter for various applications, spanning administrative and clinical settings.

    Purpose of the Study:

    • To examine the current presence and utilization of Twitter within hospital environments.
    • To evaluate whether Twitter serves as a sustainable marketing strategy or a transient trend in healthcare.

    Main Methods:

    • Qualitative analysis of social media adoption in healthcare settings.
    • Review of hospital communications and marketing strategies involving Twitter.

    Main Results:

    • Twitter adoption is observed across diverse hospital departments, including executive leadership and surgical teams.
    • The strategic value and longevity of Twitter as a healthcare marketing tool are currently under investigation.

    Conclusions:

    • The widespread adoption of Twitter in hospitals necessitates further research into its impact and efficacy.
    • Determining the enduring role of Twitter in healthcare marketing requires ongoing evaluation.