The "pinna" is the outer, visible part of what?

More Questions:

What is the fear of mice known as?

What kind of patterns are Dutchman's puzzle, log cabin and Irish chain?

What is the fear of one's own fears known as?

What sport has thirteen players per team in "league" rules but fifteen in "union" play?

At what university did Tiger Woods play collegiate golf for two years before turning pro?

What are the two main ingredients of a Hollandaise sauce?

Who wrote the novel "Dragon Seed"?

Freetown is the capital of which African country?

In which city does the Ponte Vecchio span the Arno river?

What is the only US state whose entire northern border is formed by a river?

What river was connected to Lake Erie by the Erie Canal?

What is the last name of the three brothers part of the original Beach Boys?

Who was the first left-hander to serve two terms as US president?

During the 1920s, gangster Al Capone ruled over what city?

What island is the most populous in Canada?