The femoral neck is the region of the femur bounded by the femoral head proximally and the greater and lesser trochanters distally (shown below). A femoral neck fracture is intracapsular, that is within the hip joint and beneath the fibrous joint capsule.
vertebral arch the dorsal bony arch of a vertebra, composed of the laminae and pedicles of a vertebra. zygomatic arch the arch formed by the temporal process of the zygomatic bone and the zygomatic process of the temporal bone. See also anatomic Table of Bones in the Appendices.
Each vertebral arch surrounds and protects a hollow vertebral foramen that provides space for the spinal cord and spinal nerves. A pair of transverse processes extends from the lateral sides of each vertebral arch to support the ribs and provide attachment sites for the rotatores and multifidus muscles of the back.