Terribas, who has had a long career in the field of bioethics, was the head of the Borja Institute of Bioethics at Ramón Llull University from 1999 to 2014. She is a legal expert, specializing in the fields of bioethics and biolaw. She is a member of and a legal advisor to a number of ethics committees at health institutions across Spain, and is also vicepresident of the Bioethics Committee of Catalonia and member of the National Bioethics Committee of Andorra. Sincé 2018 she is member of the health advisory council of the Catalan government.
In addition, she has authored numerous articles and book chapters on bioethics and law, and has spoken at a number of bioethics events both in Spain and internationally since 1992.