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Dual heads of the lateral rectus

Upper head (D) and lower head (E). (A) Superior rectus, (B) levator palpebrae superioris, (C) eye, (F) common tendinous origin, (G) inferior rectus.

(Source: Lacey H, Oliphant H, Smith C, Koenig M, Rajak S. Topographical anatomy of the annulus of Zinn. Sci Rep 2022;12[1]:1064. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)

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