CONNECTIONS to HEALTH

The Annulus of Zinn  This month's exciting question is... What is the Annulus of Zinn? a. Nonsense from a Bob Dylan lyric (“I wait for Nero’s fiddling to begin, / As the sun sets over the annulus of Zinn.”) b. A massive region of hyper-gravity located in the Large Megellanic Cloud (a satellite galaxy of the Milky Way). c. The dark, pigmented halo around the anus. d. A ring of fibrous tissue surrounding the optic nerve, and the origin of the six extraocular muscles. e. None of the above. f. All of the above. Answer: d

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