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basilar artery, cochlear ganglion of vestibulocochlear nerve, cochlear pouch, diencephalon, diencephalon and mesencephalon junction 3rd ventricle, facial nerve (CN VII), geniculate ganglion, glossopharyngeal nerve (CN IX), junction of myelencephalon and spinal cord, mamillary area, mamillary recess, median sulcus of 4th ventricle, mesencephalon (midbrain), mesocoele (midbrain ventricle), motor root of trigeminal nerve (CN V), neural canal, occipital myotome, oculomotor nerve (CN III), pons area, primary head vein, root of hypoglossal nerve (CN XII), spinal accessory nerve (CN XI), sulcus limitans, trigeminal ganglion (CN V), trochlear nerve (CN IV), vagus nerve (CN X), vertebral artery

A section through the myelencephalon and spinal cord junction and the di- and mesencephalon junction of the neural tube.

Observe:
1. The cochlear (spiral) ganglion of the vestibulocochlear nerve adjacent to the cochlear pouch.
2. The geniculate ganglion of the facial nerve.
3. The motor root of the trigeminal nerve medial to the trigeminal ganglion.
4. The ventral edge of the fourth ventricle (median sulcus).


Keywords: basilar artery, cochlear ganglion of vestibulocochlear nerve, cochlear pouch, diencephalon, diencephalon and mesencephalon junction 3rd ventricle, facial nerve (CN VII), geniculate ganglion, glossopharyngeal nerve (CN IX), junction of myelencephalon and spinal cord, mamillary area, mamillary recess, median sulcus of 4th ventricle, mesencephalon (midbrain), mesocoele (midbrain ventricle), motor root of trigeminal nerve (CN V), neural canal, occipital myotome, oculomotor nerve (CN III), pons area, primary head vein, root of hypoglossal nerve (CN XII), spinal accessory nerve (CN XI), sulcus limitans, trigeminal ganglion (CN V), trochlear nerve (CN IV), vagus nerve (CN X), vertebral artery

Source: Atlas of Human Embryos.