A person lying on their right side is in which position?

When a person is lying on their right side, they are referred to as being in the right decubitus position. This term specifically describes the orientation of the body where the right lateral side is down. In medical settings, clarity in positional terminology is crucial for effective communication about patient examination or treatment.

The term "decubitus" specifically indicates a position in which an individual is lying down, with "right" or "left" specifying which side is in contact with the surface. Therefore, the correct identification of this position as "right decubitus" accurately captures the scenario where the right side of the body is the part that is in contact with the examination table or bed.

This understanding is important for procedures such as imaging or sonography, where the position of the patient can significantly affect the quality and type of images obtained.