11 colorful, labeled illustrations of the complete muscular system to use in a Science ( Biology / Anatomy) classroom as posters and handouts! Illustrations are full page, 2 per page ( half page) and 4 per page ( quarter page). Illustrations include the following:#1: pectoralis major, deltoid, biceps, palmaris longus, flexor carpi radialis, brachioradialis, lumbrical, gluteus medius, rectus femoris, sartorius, tibialis anterior, gastrocnemius, soleus, sternocleidomastoid, trapezius, rectus abd