| A | B |
| angle | a corner |
| body | main portion of the bone |
| condyle | rounded bump |
| crest | moderatly raised edge |
| facet | flat surface that forms a joint with another flat surface |
| fissure | long, crack-like hole for blood vessels and nerves |
| formen | round hole for vessels and nerves |
| fossa | a depression in a bone |
| meatus | tubelike opening or channel |
| neck | a narrowed portion |
| process | a raised area or projection |
| ramus | a raised area of the bone |
| sinus | cavity within a bone |
| spine | similar to a crest, but raised more |
| sulcus | groove or enlongated depression |