Nonspecific Defenses of the Host 。 Susceptibility Lack of resistance to a disease 。Resistance Ability to ward off disease Nonspecific resistance Defenses against any pathogen 。Specific resistance Immunity,resistance to a specific pathogenNonspecific Defenses of the Host • Susceptibility Lack of resistance to a disease • Resistance Ability to ward off disease • Nonspecific resistance Defenses against any pathogen • Specific resistance Immunity, resistance to a specific pathogen