Quiz

BuzzFeed Staff

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You probably don't even realise how much you know about peens.

Answer These 7 Questions Correctly To Prove You're A Penis Expert

Are You A Penis Expert Without Even Realising?

According to a collection of data by [BJUI](http://onlinelibrary.wiley.com/doi/10.1111/bju.13010/epdf), the average length of a flaccid penis is 3.61 inches.

3.61 inches!

What is the average length of a flaccid penis?

[BJUI](http://onlinelibrary.wiley.com/doi/10.1111/bju.13010/epdf) have the average length of an erect penis down as 5.17 inches.

5.17 inches!

What is the average length of an erect penis?

According to [BJUI](http://onlinelibrary.wiley.com/doi/10.1111/bju.13010/epdf), the average girth of a flaccid penis is 3.67 inches.

3.67 inches!

What is the average girth of a flaccid penis?

According to [BJUI](http://onlinelibrary.wiley.com/doi/10.1111/bju.13010/epdf), the average girth of an erect penis is 4.59 inches.

4.59 inches!

What is the average girth of an erect penis?

According to the [NHS](http://www.nhs.uk/Livewell/penis-health/Pages/Five-penis-facts.aspx), the average man gets between 3 and 5 erections a night, each lasting around half an hour.

3-5 erections a night!

On average, how many erections do men get while   
they sleep?

The average penis [ejaculates](http://www.harryfisch.com/the-male-biological-clock.html) around a teaspoon of semen at a time.

A teaspoon!

According to [My Fitness Pal](http://www.myfitnesspal.com/food/calories/human-sperm-103223014), a teaspoon of semen is about 20 calories.

20 calories in one teaspoon of semen!

And how many calories are in that measurement   
of semen?

Unfortunately you're not quite a penis expert yet, but with all this new information you've learned, it won't be long until you're a dick lecturer!

Not a penis expert!

You know a lot about penises, whether you realised it or not! You can now continue with your life knowing that yes, you are indeed a penis expert. Well done!

A penis expert!

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Answer These 7 Questions Correctly To Prove You're A Penis Expert

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