Anything passes through the jugular foramen
This foramen is incompletely bifurcated anteriorly and posteriorly by an intrajugular process and has a gourd shape.
- Anterior part (small)
- Glossopharyngeal nerve(cranial nerve IX)
- Vagus nerve(cranial nerve X)
- Accessory nerve(cranial nerve XI)
- Inferior petrosal sinus
- Posterior part (large)
- Jugular vein