(See also color plates.) The circulatory system transports to the tissues and organs of the body the oxygen, nutritive substances, immune substances, hormones, and chemicals necessary for normal function and activities of the organs; it also carries away waste products and carbon dioxide.
The court officer whose duties are to keep in order the courtroom, to secure witnesses, and to maintain physical custody of the jury. Expert witness. a person who has special knowledge and skills recognized by the court as relevant to the determination of guilt or innocence.
What Correctional Officers and Bailiffs Do. Correctional officers are responsible for overseeing individuals who have been arrested and are awaiting trial or who have been sentenced to serve time in jail or prison. Bailiffs are law enforcement officers who maintain safety and order in courtrooms. Work Environment