Which of the following statements is true regarding an ipsilateral situation?

The concept of "ipsilateral" pertains specifically to anatomy and physiology, referring to body parts or structures that are located on the same side of the body. For instance, if a person has an injury to their left arm, the left arm is ipsilateral to the left leg. This term is frequently employed in medical contexts to describe conditions, injuries, or surgical considerations where the involvement of structures on the same side is relevant.

The other options do not accurately reflect the definition of ipsilateral. While dihedral angles pertain to geometry rather than biological terms, the reference to body parts on different sides describes "contralateral" structures. Additionally, limiting the term "ipsilateral" to only lower limbs is incorrect, as it applies to any paired structures in the body, not just those in the limbs. Therefore, the assertion that ipsilateral refers to structures on the same side is the most accurate representation of this term in anatomical terminology.