In 1600 BCE, the Edwin Smith Papyrus, an Ancient Egyptian medical text, described the heart and its vessels, as well as the brain and its meninges and cerebrospinal fluid, and the liver, spleen, kidneys, uterus and bladder, and it showed the blood vessels diverging from the heart.
ɪn wˈʌn θˈaʊzənd sˈɪkshˈʌndɹɪd bˌiːsˌiːˈiː, ðɪ ˈɛdwɪn smˈɪθ pɐpˈaɪɹəs, ɐn ˈeɪntʃənt ɪdʒˈɪpʃən mˈɛdɪkəl tˈɛkst, dᵻskɹˈaɪbd ðə hˈɑːɹt ænd ɪts vˈɛsəlz, æz wˈɛl æz ðə bɹˈeɪn ænd ɪts mˈɛnɪndʒᵻz ænd sɚɹˌiːbɹəspˈaɪnəl flˈuːɪd, ænd ðə lˈɪvɚ, splˈiːn, kˈɪdniz, jˈuːɾɚɹəs ænd blˈædɚ, ænd ɪt ʃˈoʊd ðə blˈʌd vˈɛsəlz daɪvˈɜːdʒɪŋ fɹʌmðə hˈɑːɹt.