1 / 33

Chapter 16

Chapter 16. The Special Senses. Smell. Taste. Effects of Different tastes on neurons. Eye terminology. Lacrimal apparatus Lysozymes Meibomian glands Extrinsic eye muscles. Tunics. Fibrous tunic Cornea (cover) Sclera (white Vascular Tunic Choroid (vascular) Iris (colored)

eithne
Download Presentation

Chapter 16

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Chapter 16 The Special Senses

  2. Smell

  3. Taste

  4. Effects of Different tastes on neurons

  5. Eye terminology • Lacrimal apparatus • Lysozymes • Meibomian glands • Extrinsic eye muscles

  6. Tunics Fibrous tunic • Cornea (cover) • Sclera (white Vascular Tunic • Choroid (vascular) • Iris (colored) • Ciliary body (muscle) • Pupil (light regulation) Retina • Photoreceptor layer • Rods and cones • Fovea centralis • Optic disc

  7. Responses of Pupil to Light

  8. Normal Retina

  9. Refraction of Light Rays

  10. Rods and ConesRods for B & W vision (120 million)Cones for color vision (6 million)Most in the Fovea

  11. Image Formation • Refraction of Light Rays • Accommodation of the Lens • Constriction of the Pupil • Convergence

  12. Image Problems • Cataracts • Age-related macular disease • Presbyopia (loss of lens elasticity) • Color Blindness • Light and dark adaptation

  13. Hearing and Equilibrium

  14. Otoliths

  15. Words to Know • Cataracts Conjuctivitis • Glaucoma Keratitis • Deafness Otalgia • Meniere’s syndrome Tinnitus • Otitis media Vertigo • Anosmia Myopia • Blepharitis Hypermetropia • Astigmatism Presbyopia

  16. More Words • Hyposmia • Gustation • Taste aversion

More Related