👉 The term "zygapophyseal" is a medical term used to describe the structure of the spine, specifically in relation to the zygote and its development. It refers to the process by which the spine grows from the fetus's body to become fully formed during fetal life. In the context of medicine, this term suggests that the spine undergoes significant changes during pregnancy, including the formation of the zygote and the subsequent growth of the spinal cord and other structures within the spine