This folding study guide takes our most popular anatomical images and puts them in a durable, portable format-perfect for the on-the-go student. Guide shows numbered anatomical structures and contains answers that can be concealed for easy self-testing and memorization. Write-on, wipe-off laminated surface. This second edition features a fresh, clean design, updated content and improved organizational features such as key subject headers at the top of each panel. This quick reference covers: Vertebral column and curvature Detailed views of lumbar, thoracic & cervical vertebrae types, atlas & axis and sacrum Lumbar vertebral ligaments Typical vertebra (superior view) Vertebral column muscles Structural features and function of intervertebral discs Spinal nerve irritation due to exotosis Herniated disc Common spinal disorders including kyphosis, scoliosis, lordosis and osteoporosis Folded size approximately 9" x 4". Unfolded size approximately 9" x 24".