anatomy model 3d

Create a full-body 3D male model for a workout tracking app. The model is used to visualize muscle fatigue by body part with dynamic color overlays, so the body must be segmented into separate selectable meshes or objects by muscle region. Body style: - male - muscular, lean, athletic physique - natural fitness body, not extreme bodybuilding proportions - neutral standing pose - arms slightly away from the torso - symmetrical anatomy - readable from both front and back - minimal facial detail - no clothes - no accessories - no background - neutral gray base material - clean, modern, app-friendly 3D style Important structural requirement: Do not deliver the colorized regions as one merged body mesh. The required muscle groups must be separated into individually selectable parts or meshes, with names that include the required keywords below. Required segmented muscle groups and naming keywords: Upper body: - chest - lats - traps - shoulders - biceps - triceps - forearms - abs - obliqu