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Galen's Greek name Γαληνός (Galēnós) comes from the adjective γαληνός (galēnós) 'calm'. [28] Galen's Latin name (Aelius or Claudius) implies he had Roman citizenship. [29] Galen describes his early life in On the affections of the mind. He was born in September 129 AD. [6]
The Real Eve: Modern Man's Journey Out of Africa is a popular science book about the evolution of modern humans written by British geneticist Stephen Oppenheimer. The book is largely based on the "out of Africa" theory of human origins. Oppenheimer uses information from various disciplines including genetics, archaeology, anthropology and ...
Homo sapiens (red) Expansion of early modern humans from Africa through the Near East. In paleoanthropology, the recent African origin of modern humans or the "Out of Africa" theory (OOA) [a] is the most widely accepted [1] [2] [3] model of the geographic origin and early migration of anatomically modern humans (Homo sapiens).
Andries van Wezel (31 December 1514 – 15 October 1564), latinised as Andreas Vesalius (/ v ɪ ˈ s eɪ l i ə s /), [2] [a] was an anatomist and physician who wrote De Humani Corporis Fabrica Libri Septem (On the fabric of the human body in seven books), which is considered one of the most influential books on human anatomy and a major advance over the long-dominant work of Galen.
Galen also made the mistake of assuming that the circulatory system was entirely open-ended. [16] Galen believed that all blood was absorbed by the body and had to be regenerated via the liver using food and water. [17] Galen viewed the cardiovascular system as a machine in which blood acts as fuel rather than a system that constantly ...
Ibn al-Nafis also disagreed with Galen's theory that the heart's pulse is created by the arteries’ tunics. He believed that "the pulse was a direct result of the heartbeat, even observing that the arteries contracted and expanded at different times depending upon their distance from the heart.
From ancient history to the modern day, the clitoris has been discredited, dismissed and deleted -- and women's pleasure has often been left out of the conversation entirely. Now, an underground art movement led by artist Sophia Wallace is emerging across the globe to challenge the lies, question the myths and rewrite the rules around sex and the female body.
It was a factory and a smelter’s furnace. The rest of the parts of the body and their actions resulted from the 4 elements combination, the humors and the qualities. Galen made a proposal of natural faculties’ theory in which every part of the body had the ability to retain, attract its nutritive humors as well as expelling the excrements.