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The human skull is used universally as a symbol of death. [1] Death is the end of life; the irreversible cessation of all biological functions that sustain a living organism. [2] The remains of a former organism normally begin to decompose shortly after death. [3] Death eventually and inevitably occurs in all organisms.
The certification applies to somatic death, corresponding to death of the person, which has varying definitions but most commonly describes a lack of vital signs and brain function. [9] Death at the level of cells, called molecular death or cell death , follows a matter of hours later. [ 10 ]
Death can be described as all of the following: End of life – life is the characteristic distinguishing physical entities having signaling and self-sustaining processes from those that do not, [1] [2] either because such functions have ceased , or because they lack such functions and are classified as inanimate. [3] [4] [5]
Death was historically believed to be an event that coincided with the onset of clinical death. It is now understood that death is a series of physical events, not a single one, and determination of permanent death is dependent on other factors beyond simple cessation of breathing and heartbeat.
Brain death is the permanent ... (less in other countries where it is accepted that if the cause of the dysfunction is a clear physical trauma there is no need to ...
Thanatology is the scientific study of death and the losses brought about as a result. It investigates the mechanisms and forensic aspects of death, such as bodily changes that accompany death and the postmortem period, as well as wider psychological and social aspects related to death. It is primarily an interdisciplinary study offered as a ...
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In mainland China and Taiwan, Japan, and Korea, the number 4 is often associated with death because the sound of the Chinese, Japanese, and Korean words for four and death are similar (for example, the sound sì in Chinese is the Sino-Korean number 4 (四), whereas sǐ is the word for death (死), and in Japanese "shi" is the number 4, whereas ...