What term is used to describe structures that are located on both sides of the body?

The correct term to describe structures that are located on both sides of the body is "bilateral." In anatomical terminology, when we refer to something as bilateral, it indicates that there are symmetrical structures present on both the left and right sides of the body. For example, the kidneys and lungs are considered bilateral structures because there is one on each side of the body.

Understanding this terminology is essential in the medical field, as it helps healthcare professionals accurately describe locations and relationships of structures in a clear and consistent manner. In contrast, other terms like unilateral refer to structures located on only one side of the body, midline refers to an imaginary line that divides the body into equal left and right halves, and contralateral refers to structures that are on opposite sides of the body. Each term serves a specific purpose in anatomy and is vital for effective communication among healthcare professionals.