Vivisect observation on blood supply of pulmonary artery in lung cancer tissue .
肺癌组织内肺动脉供血活体灌注观察。
People no longer vivisect animals -- it 's considered unethical .
人类不再解剖动物-这被认为是不道德的。
Nevertheless , dr. yuasa says that when he was still in medical school injapan , the students heard that ordinary doctors who went tochinawere allowed to vivisect patients .