The Human Eye and Vision

The Human Eye and Vision

Read each question carefully and answer to the best of your ability. Refer to the diagram of the human eye when necessary.

1. Which part of the eye is responsible for focusing light onto the retina?

2. Rods and cones are types of photoreceptor cells found in the:

Observe the diagram of the human eye below and answer the questions that follow.

3. Label the following parts on the diagram above:

4. The   is the transparent outer layer of the eye that helps to focus light.

5. The muscles of the   control the size of the pupil, regulating the amount of light entering the eye.

6. Cones are responsible for vision in dim light and detecting motion.

7. The fovea is a region of the retina responsible for sharp, detailed central vision.

8. Describe the process of accommodation in the human eye.