MODEL PENAL CODE
In Articles 210-213, unless a different meaning plainly is required:
(1) "human being" means a person who has been born and is alive;
(2) "bodily injury" means physical pain, illness or any impairment of physical condition;
(3) "serious bodily injury" means bodily injury which creates a substantial risk of death or which causes serious, permanent disfigurement, or protracted loss or impairment of the function of any bodily member or organ;
(4) "deadly weapon" means any firearm, or other weapon, device, instrument, material or substance, whether animate or inanimate, which in the manner it is used or is intended to be used is known to be capable of producing death or serious bodily injury.