Rectus medialis is a muscle located in the quadriceps of the thigh. This muscle is responsible for extending the leg and stabilizing the knee. As with any technical term, there are several synonyms that can be used to describe rectus medialis. These include the vastus medialis, medial quadriceps, and inner thigh muscle. While each of these terms is slightly different, they all refer to the same muscle structure. Understanding these synonyms can be helpful when communicating about injuries or chiropractic treatments in the quadriceps region. By knowing these terms, individuals can more easily discuss their health concerns with medical professionals.