Set of 8 study guides. These folding study guides show our popular anatomical images in a durable, portable format-perfect for the on-the-go student. Guides shows numbered anatomical structures and contains answers that can be concealed for easy self-testing and memorization. Write-on, wipe-off laminated surface Folded size 9" X 4", unfolded 9" X 24". Muscular and Skeletal Systems Study Guide, Anatomy of the Heart Study Guide, Vertebral Column and Spine Disorders Study Guide, Anatomy of the Brain Study Guide, Spinal Nerves and the Autonomic Nervous System Study Guide, Circulatory System Study Guide, Anatomy and Disorders of the Respiratory System Study Guide and Anatomy and Disorders of the Digestive System Study Guide.