Classes in anatomy needed a continual stream of cadavers for dissection and these were difficult to obtain.
klˈæsᵻz ɪn ɐnˈæɾəmi nˈiːdᵻd ɐ kəntˈɪnjuːəl stɹˈiːm ʌv kɐdˈævɚz fɔːɹ daɪsˈɛkʃən ænd ðiːz wɜː dˈɪfɪkəlt tʊ əbtˈeɪn.