Pancuronium Bromide stop the movement of muscles by competing with acetylcholine. This means once the muscle stop contracting a person can't breath and therefore pancuronium can be used in the lethal injection.
In 1970's the people used Intravenous saline water with barbiturates & paralytic . But now in most states three separate injections (in sequential order) are used : # Sodium thiopental: ultra-short action barbiturate, an anaesthetic agent capable of rendering the offender unconscious in a few seconds. # Pancuronium: non-depolarizing muscle relaxant, causes complete, fast and sustained paralysis of the skeletal striated muscles, including the diaphragm and the rest of the respiratory muscles; this would eventually cause death by asphyxiation. # Potassium chloride: stops the heart, and thus causes death by cardiac arrest. The drugs are not mixed externally as that can cause them to precipitate
Lethal injection or electrocution
Death by lethal injection is used to carry out capital punishment, when a person if first put death by first putting the subject to sleep and then stopping the heart and breathing respectively.
Because that is common medical practise.
No they did not. Hanging is not used in this time period. But they did execute him with lethal injection.
Lethal injection was first suggested in 1888 as a cheaper alternative to hanging. Oklahoma was the first state to adopt what's called the Chapman Protocol, in 1977; the first use of lethal injection was in Texas in 1982.
Lethal injection is the execution method for states that have the death penalty.
Death by lethal injection hower electrocution may be used if the prisoner requests that method,
Nowadays, the instrument used for death penalty is the lethal injection. Before, we have the electric chair, hanging and guillotine.
Lethal injection is used in all 32 states that have capital punishment. Some states use electrocution (electric chair), five use the gas chamber, one uses the firing squad, and Delaware and Washington use hanging as alternatives to lethal injection.
Lethal Injection was the punishment used at Baze V. Rees
Missouri allows inmates to choose between lethal injection or the gas chamber.