Tracheal Tube Optical Illusion

68 votes, average: 3.19 out of 568 votes, average: 3.19 out of 568 votes, average: 3.19 out of 568 votes, average: 3.19 out of 568 votes, average: 3.19 out of 5 (68 votes)

The tracheal tube illusion animation your about to see has been circulating the net lately. It is a simple relative sizes optical illusion, which goes in tandem with the following question: Which tracheal tube is longer? When I first saw it, two questions immediately captured my attention: A) What is “tracheal tube”? and B) Will [...]

December 27, 2011 with 41 Comments

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