Also in the 4th century BCE, Herophilos and Erasistratus produced more accurate anatomical descriptions based on vivisection of criminals in Alexandria during the Ptolemaic period.
ˈɔːlsoʊ ɪnðə fˈoːɹθ sˈɛntʃɚɹi bˌiːsˌiːˈiː, hˌiəɹoʊfˈɪloʊz ænd ɪɹˈæsɪstɹˌæɾəs pɹədˈuːst mˈoːɹ ˈækjʊɹət ˌænɐtˈɑːmɪkəl dᵻskɹˈɪpʃənz bˈeɪst ˌɔn vˌɪvɪsˈɛkʃən ʌv kɹˈɪmɪnəlz ɪn ˌælɪɡzˈændɹiə dˈʊɹɹɪŋ ðə toʊlmˈeɪɪk pˈiəɹɪəd.