The muscle fibers of the iris can increase or decrease the amount of light entering the eye by expanding or contracting the A. lens B. Cornea C. pupil D. fovea 💾 Save the Page as PDF: 📥𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 𝐍𝐨𝐰! Related Read more articles Previous PostLight activates receptor cells in the Next Postwhat is found at the place where the optic nerve leaves the eye If the aforementioned Answer is Wrong. Leave a Reply with an authentic source.Cancel reply