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The definition of legal death, and its formal documentation in a death certificate, vary according to the jurisdiction. 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 ]
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.
For many traditions, death is the separation of body and soul, so the soul continues to exist in a disembodied state. Other traditions believe that the soul and body are inseparable, meaning that the body's death renders the soul unconscious until the resurrection. Others believe that the spirit leaves the body to exist in heaven or hell. [5]
Death anxiety – a morbid, abnormal or persistent fear of one's own death or the process of his/her dying. One definition of death anxiety is a "feeling of dread, apprehension or solicitude (anxiety) when one thinks of the process of dying, or ceasing to 'be'". Also known as thanatophobia (fear of death). Mortality salience –
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.
A fresh pig carcass. At this stage the remains are usually intact and free of insects. The corpse progresses through algor mortis (a reduction in body temperature until ambient temperature is reached), rigor mortis (the temporary stiffening of the limbs due to chemical changes in the muscles), and livor mortis (pooling of the blood on the side of the body that is closest to the ground).
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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 ...