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At a brain temperature of 14 °C, blood circulation can be safely stopped for 30 to 40 minutes. [3] There is an increased incidence of brain injury at times longer than 40 minutes, but sometimes circulatory arrest for up to 60 minutes is used if life-saving surgery requires it. [4] [5] Infants tolerate longer periods of DHCA than adults. [6]
In the United States, the Miranda warning is a type of notification customarily given by police to criminal suspects in police custody (or in a custodial interrogation) advising them of their right to silence and, in effect, protection from self-incrimination; that is, their right to refuse to answer questions or provide information to law enforcement or other officials.
A moment of silence (also referred to as a minute's silence or a one-minute silence) is a period of silent contemplation, prayer, reflection, or meditation. Similar to flying a flag at half-mast, a moment of silence is often a gesture of respect, particularly in mourning for those who have died recently, or as part of a tragic historical event ...
4′33″. 4′33″[a] is a modernist composition [b] by American experimental composer John Cage. It was composed in 1952 for any instrument or combination of instruments; the score instructs performers not to play their instruments throughout the three movements. It is divided into three movements, [c] lasting 30 seconds, two minutes and 23 ...
It consisted of eight seconds of white noise and topped the iTunes chart in Canada. "Tunnel of Goats XVII" by Coil. "You Can Make Your Own Music" by Covenant (a 4-minute and 33 second silent track, in reference to John Cage's composition 4′33") "Leave On" by Blackmail. "Minut ćutanja" (Moment of silence) by Marčelo.
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Electroencephalography has been used for meditation research.. The psychological and physiological effects of meditation have been studied. In recent years, studies of meditation have increasingly involved the use of modern instruments, such as functional magnetic resonance imaging and electroencephalography, which are able to observe brain physiology and neural activity in living subjects ...
An Alabama law authorized teachers to set aside one minute at the start of each day for a moment for "meditation or voluntary prayer." [2]Ishmael Jaffree, an American citizen, was a resident of Mobile County, Alabama and a parent of three students who attended school in the Mobile County Public School System; two of the three children were in the second grade and the third was in kindergarten.