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Phren, however, is not exclusively applied to humans. In Empedocles' system, Phren is a general psychological agent to which moral blame and praise can be extended, [ 4 ] that darts through the universe as effluences, steers and controls the cosmos in the process and is the measure of what is harmonious and what is fit to exist. [ 5 ]
According to Prehn's sign, the physical lifting of the testicles relieves the pain of epididymitis but not pain caused by testicular torsion. [ 4 ] Negative Prehn's sign indicates no pain relief with lifting the affected testicle, which points towards testicular torsion which is a surgical emergency and must be relieved within 6 hours.
The positive predictive value (PPV), or precision, is defined as = + = where a "true positive" is the event that the test makes a positive prediction, and the subject has a positive result under the gold standard, and a "false positive" is the event that the test makes a positive prediction, and the subject has a negative result under the gold standard.
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Social media allows for mass cultural exchange and intercultural communication, despite different ways of communicating in various cultures. [226] Social media has affected the way youth communicate, by introducing new forms of language. [227] Novel acronyms save time, as illustrated by "LOL", which is the ubiquitous shortcut for "laugh out loud".
Media transparency, also referred to as transparent media or media opacity, [1] is a concept that explores how and why information subsidies are being produced, distributed and handled by media professionals, including journalists, editors, public relations practitioners, government officials, public affairs specialists, and spokespeople. In ...
Media richness theory states that all communication media vary in their ability to enable users to communicate and to change understanding. [5] The degree of this ability is known as a medium's "richness." MRT places all communication media on a continuous scale based on their ability to adequately communicate a complex message. [6]
In media studies, "media event" is an established theoretical term first developed by Elihu Katz and Daniel Dayan in the 1992 book Media Events: The Live Broadcasting of History. [3] Media events in this sense are ceremonial events with narrative progression that are live broadcast and gather a large segment of the population, such as royal ...