Know Your Mouth!

Overview

Pop Quiz: Know Your Mouth!

Question 1

How many taste buds does the human tongue have?

Choices

500, 5,000, 10,000 or 25,000

Conclusion

Although taste buds aren't visible to the human eye, the average tongue has about 10,000 of them and they're replaced about every 2 weeks.

Question 2

Now, can you guess how much saliva a person can produce in a day?

Choices

1 to 2 liters, 25 liters, 5 liters, or 19 liters

Conclusion

A healthy person can produce 1 to 2 liters of saliva per day! This adds up to roughly 58,400 liters over a lifetime. That’s enough to fill 7 standard cement mixer trucks!

Question 3

And finally, do you know how many muscles are in the human tongue?

Choices

One, two, five or eight

Conclusion

Your tongue is made up of 8 different muscles. The tongue constantly works to help you talk, eat and swallow. It even works in your sleep! That's one tough tongue.