The main focus of the content is normal muscle function. The core of the product is a collection of interactive 3D animations that you can move and manipulate with your mouse. The animated 3D models can be rotated and moved to show the function of agonist and anatagonist muscles during common movements such as raising arms, bending, flexion of spine and neck etc. It features an interactive 3D skeleton with bones, ligaments, muscles and vessels. Select from a menu of views that allow you to focus on a particular region such as upper body, add and removed anatomy from the model and rotate to view and label all visible structures. This is great for learning anatomy of bones and muscles and their role in normal muscle function and common gross motor movements. Contains over 70 muscle function animations - 27 are new for the 2nd Edition including: Lateral flexion of the trunk Rotation of the trunk Respiration Opening/Closure of the lips Retraction of the angles of the mouth Movements of the eyebrows Movements of of the TMJ Movements of the hyoid bone Contraction of the pelvic floor Flexion/extension of the IP joints of the hand PLUS new gross motor animations. In addition to walking, standing from sitting, sit ups and push up, from the first edition, the 2nd Edition also includes: Walking upstairs Running Jumping forward Jumping on the spot Plus all the interactive 3D animations can be exported as short video clips for use in presentations. Please note the 3D model does not include the same level of anatomical detail as the titles in the Complete Anatomy Series with a focus on bones and muscles Technical Specification Single user licence Format: DVD-ROM PC: 150Mhz processor 64 Mb RAM, display size 800x 600 DVD-Rom drive, Windows 98Se, Me, 200, XP Mac: Power PC G3 233 Mhz processor, 64 Mb RAM, display size 800 x600, DVD-rom drive, Mac OS 9 and later Vista: Not fully supported.Technical Specification Single user license Format: DVD-ROM PC and Mac compatible Operating Systems: Microsoft XP, Vista, Windows 7 Mac OSX 10.3, 10.4, 10.5, 10.6 Processor speed: 1.5 GHz with 512 MB of RAM Disk Space: 200 MB Screen display: 1024 x 768 screen DVD drive required