How do you test vagus nerve?

Related questions

1. Do humans have a third eyelid?
2. Is the blink of an eye faster than the speed of light?
3. Does 4th nerve palsy go away?
4. Does blepharitis go away on its own?
5. Do birds have a second eyelid?
6. Did humans use a third eyelid?
7. What is lower eyelid called?
8. Which cranial nerve is responsible for closing the eyes?
9. What type of muscle is the eyelid?
10. What is the function of third eyelid in human beings?

Tags

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5. #tickle
6. #person
7. #reflex
8. #cause
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10. #cotton
11. #sides
12. #testing
13. #examination
14. #should
15. #nerve