Anatomy General anatomy 56202708

Sphincter and dilator pupillae develop from

Mesoderm

Surface ectoderm

Neuroectoderm

Endoderm

High-Yield Explanation

Muscles of the iris (sphincter and dilator papillae) and myoepithelial cells of the sweat glands are derived from ectoderm.Ref: Human Embryology; Inderbir Singh; Tenth edition; Page no:113

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