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Ear and Nose Anatomy and Disorders

Learn about the outer part of the ear, inner ear, smallest bones in the body, impaired structure, ringing in the ears, hearing loss, sensory disorders, Meniere's Disease, examination instrument, and functions of the nose. Discover information on structures like nares, nasal cilia, nasal septum, olfactory receptors, turbinates, and conditions like deviated nasal septum, nasal polyps, and rhinitis.

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Ear and Nose Anatomy and Disorders

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  1. Warm up Day 4 • What is the outer part of the ear? • What separates the outer and inner ear? • What are the three smallest bones in the body? • If you can’t pick out clothes that match, which structure is impaired? • What’s the other name for ringing in the ears? • If you had wax impacted in your ears, what type of hearing loss would this be considered? • What sensory disorder has the following symptoms- fever, drainage from right ear and upper respiratory infection? • What is the function of the semi-circular canals? • What are the symptoms of Meniere’s Disease? • What is the instrument called that you examine the ears with? • What is the tube called that connects the middle ear to the throat?

  2. Nose 3 2

  3. Structures of the nose • Nares • Nasal cilia • Nasal septum • Olfactory receptors • Turbinates 3

  4. Understanding the functions of the nose Smell

  5. Structures of the nose 5

  6. Nose • Nares (nostrils) • Nasal cilia

  7. Nose Nasal septum Olfactory receptors Turbinates

  8. Nose (B) Nerve activity in smell (A) Pathway of smell

  9. Smell Trivia… Did you know??? Perfume • The beginnings of perfume use can be traced back thousands of years to the early Egyptians. • Burning of resins and woods were used for their fragrance during religious ceremonies. • Perfume was developed to attract the goodwill of the gods. • When Tutankhamen’s tomb was discovered, there was still a trace of the strong fragrance detected. He was buried over 3,300 years ago.

  10. Function of the nose: Smell Pleasant or unpleasant?

  11. Deviated nasal septum What causes a deviated nasal septum? What is its impact on health? How does a septoplasty relieve symptoms?

  12. Nasal polyps What are nasal polyps? What causes nasal polyps? How are they treated?

  13. Rhinitis Define rhinitis. Rhin- -itis What causes rhinitis? What are the symptoms? How is rhinitis treated?

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