Other long-standing controversies highlight the role of conflicts of interest between medical schools and researchers. In cases where a person is not sufficiently informed to make a reasoned decision, serious ethical questions arise. Such cases in a clinical trial in medical research are expected and avoided by an ethics board or institutional review board. In medical law, consent is important to protect a physician from liability for damage suffered by a patient as a result of surgery. There are exceptions, for example. B if the patient is unable to give consent.  There was a consensual agreement to end the fight. He had invited a 19-year-old drifter, Arnold Murray, to his home, and they had consensual sex. In the whole of the United States, whatever the position of some of them before their independence, the Church now has no position recognized by the state, but is only a corporation of the faithful whose relations are contractual and with whom ecclesial jurisdiction is consensual. . . .