"Шейный" is a Russian adjective that translates to "cervical" or "neck" in English. It is often used in medical contexts to describe anything related to the neck area, such as the шейные позвонки (cervical vertebrae) or шейные мышцы (cervical muscles). In anatomy, the term "шейный" can refer to various structures, including nerves and blood vessels that are located in the neck. Understanding the "шейный" region is important for diagnosing and treating conditions that affect the neck, such as остеохондроз (osteochondrosis) or шейный радикулит (cervical radiculitis).