| a | zygomatic bone |
| b | lateral wall, orbit |
| c | posterolateral wall, orbit |
| d | fluid in sphenoid sinus |
| e | ethmoid sinus |
| f | inferior orbital fissure |
| g | greater wing, sphenoid |
| h | temporal fossa |
| i | medial wall, orbit |
| j | squamosa of temporal bone (also see: sklat15) |
| k | petrous pyramid (also see: skocc01, sklat11) |