Chapter 14: The Eye

Chapter 14: The Eye

D. Wilkie and C. Premanandan

This chapter will cover the eye.

Chapter Learning Objectives

imageBy the end of this chapter, you should be able to do the following:

  • Describe the three concentric tunics of the eye
  • Describe the components of each at the level of the retina, lens and iris, and cornea.

Review Questions

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By the end of this chapter, you should be able to answer the following:

  • What are the layers of the cornea? Explain the function of each layer and how it responds to injury/heals.
  • How does the tear film work and relate to the corneal epithelium? 3
  • What structures comprise the vascular tunic of the eye? What is the specific function of each of the regions of the vascular tunic?
  • Where is the tapetum? What is its function?
  • Describe the anatomy/ histology of the lens and the regional variations within the lens.
  • Describe the 10 layers of the retina, and how vision occurs as a photon of light enters the eye.
  • Trace the path of light, describe how each layer of the eye affects this photon and how it is ultimately sent to the brain.

License

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Veterinary Histology Copyright © 2017 by Ryan Jennings and Christopher Premanandan is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License, except where otherwise noted.

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