| Subject | German | English |
| med. | Operculum cervicale | cervical operculum |
| med. | Operculum frontale | frontal operculum |
| med. | Operculum frontoparietale | frontoparietal operculum (operculum frontoparietale) |
| med. | Operculum orbitale | frontal operculum |
| med. | Operculum parietale | frontoparietal operculum (operculum frontoparietale) |
| med. | Operculum sellae turcicae | diaphragma sellae |
| med. | Operculum temporale | temporal operculum (operculum temporale) |