What is the transparent structure behind the pupil?A. RetinaB. Vitreous HumorC. Pigment EpitheliumD. LensE. Iris

Identifying the Transparent Structure Behind the Pupil

1. Understanding the Question: The question asks for the name of the transparent structure located directly behind the pupil in the eye.

2. Evaluating the Options:

   • A. Retina: This is the light-sensitive layer at the back of the eye, not directly behind the pupil.
   • B. Vitreous Humor: This is the gel-like substance filling the eye, but it is not a transparent structure specifically behind the pupil.
   • C. Pigment Epithelium: This layer supports the retina, but it is not behind the pupil.
   • D. Lens: This is the transparent structure located directly behind the pupil, responsible for focusing light onto the retina.
   • E. Iris: The iris is the colored part of the eye surrounding the pupil, but it is not situated behind the pupil.

3. Conclusion: The lens is the correct answer. It is transparent and located directly behind the pupil, playing a crucial role in focusing light.

Final Answer

D. Lens is the transparent structure behind the pupil.