The surface ectoderm gives rise to which of the following structures?: (A) Dilator pupillae muscle, (B) Retina, (C) Lens, (D) Sclera
Answer is C. The surface ectoderm gives rise to the cornea ( first layer ) & the eye lens. Dilator pupillae muscle &retina is derived from neuroectoderm. Sclera is derived from neural crest cells.