What does the term 'prosthesis' refer to in medical terminology?

The term 'prosthesis' specifically refers to a replacement for a part of the body that has been lost or is not functioning correctly. It encompasses artificial devices designed to restore the normal appearance and function of physical capabilities. Prostheses can be used for limbs, teeth, or even organs, providing individuals with enhanced mobility and improved quality of life. Such devices are meticulously tailored to meet the needs of the individual, often utilizing advanced materials and technology to mimic the function of natural body parts.

Other options describe different medical entities that do not align with the definition of 'prosthesis.' For instance, devices to enhance vision, medical imaging equipment, and medications for respiratory diseases serve specific purposes but are not related to the concept of artificial body parts. This distinction reinforces the specific role and functionality of prostheses within medical practice.