| 00 | Central Nervous System |
| 01 | Peripheral Nervous System |
| 02 | Heart and Great Vessels |
| 03 | Upper Arteries |
| 04 | Lower Arteries |
| 05 | Upper Veins |
| 06 | Lower Veins |
| 07 | Lymphatic and Hemic Systems |
| 08 | Eye |
| 09 | Ear, Nose, Sinus |
| 0B | Respiratory System |
| 0C | Mouth and Throat |
| 0D | Gastrointestinal System |
| 0F | Hepatobiliary System and Pancreas |
| 0G | Endocrine System |
| 0H | Skin and Breast |
| 0J | Subcutaneous Tissue and Fascia |
| 0K | Muscles |
| 0L | Tendons |
| 0M | Bursae and Ligaments |
| 0N | Head and Facial Bones |
| 0P | Upper Bones |
| 0Q | Lower Bones |
| 0R | Upper Joints |
| 0S | Lower Joints |
| 0T | Urinary System |
| 0U | Female Reproductive System |
| 0V | Male Reproductive System |
| 0W | Anatomical Regions, General |
| 0X | Anatomical Regions, Upper Extremities |
| 0Y | Anatomical Regions, Lower Extremities |
