SmartDraw includes thousands of professional-looking diagrams like this that you can easily edit and make your own.
Text in this example:
Cranial Nerves and Brainstem 1. 3. 4. 6. 8. 9. 10. 12. 7. 5. 11. 2. LifeART Collection Images Copyright © 1989-2001 by Lippincott Williams & Wilkins, Baltimore, MD Olfactory nerve (I) Oculomotor nerve (III) Trochlear nerve (IV) Trigeminal nerve (V) Abducens nerve (VI) Facial nerve (VII) Vestibulocochlear nerve (VIII) Hypoglossal nerve (XII) Spinal accessory nerve (XI) Vagus nerve (X) Glossopharyngeal nerve (IX) Optic nerve (II)