| a | nasal process of maxilla |
| b | maxillary antrum (sinus) |
| c | anterior wall, antrum |
| d | posterolateral wall, antrum |
| e | medial wall antrum (lateral wall, nostril) |
| f | malar eminence |
| g | nasal septum |
| h | turbinate |
| i | lateral plate, pterygoid bone |
| j | ascending ramus, mandible |
| k | styloid process |