3.04 Functions and disorders of the nose 3.04 Understand the functions and disorders of the sensory system 1.

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Presentation transcript:

3.04 Functions and disorders of the nose 3.04 Understand the functions and disorders of the sensory system 1

2 Essential Questions What are the functions of the sensory system? What are some disorders of the sensory system? How are sensory system disorders treated? How do you relate the body’s communication to the sensory system?

Understanding the functions of the nose 3.04 Understand the functions and disorders of the sensory system 3

Understanding the functions of the nose Nares (nostrils) Nares (nostrils) Nasal cilia Nasal cilia 3.04 Understand the functions and disorders of the sensory system 4

Understanding the functions of the nose Nasal septum Nasal septum Olfactory receptors Olfactory receptors Turbinates Turbinates 3.04 Understand the functions and disorders of the sensory system 5

Understanding the functions of the nose 3.04 Understand the functions and disorders of the sensory system 6 (A) Pathway of smell (B) Nerve activity in smell

Smell Trivia… The beginnings of perfume use can be traced back thousands of years to the early Egyptians. 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. 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. When Tutankhamen’s tomb was discovered, there was still a trace of the strong fragrance detected. He was buried over 3,300 years ago Understand the functions and disorders of the sensory system 7 Perfume

Function of the nose: Smell 3.04 Understand the functions and disorders of the sensory system 8 Pleasant or unpleasant?

Function of the nose: Smell 3.04 Understand the functions and disorders of the sensory system 9 Smell Activity What is that smell?

Disorders of the nose Deviated nasal septum What causes a deviated nasal septum? What causes a deviated nasal septum? What is its impact on health? What is its impact on health? How does a septoplasty How does a septoplasty relieve symptoms? 3.04 Understand the functions and disorders of the sensory system 10

Disorders of the nose Nasal polyps What are nasal polyps? What causes nasal polyps? How are they treated? 3.04 Understand the functions and disorders of the sensory system 11

Disorders of the nose Rhinitis Define rhinitis. Define rhinitis. Rhin- -itis What causes rhinitis? What causes rhinitis? What are the symptoms? What are the symptoms? How is rhinitis treated? How is rhinitis treated? 3.04 Understand the functions and disorders of the sensory system 12

3.04 Understand the functions and disorders of the sensory system 13 Essential Questions What are the functions of the sensory system? What are some disorders of the sensory system? How are sensory system disorders treated? How do you relate the body’s communication to the sensory system?

3.04 Functions and disorders of the nose The End 3.04 Understand the functions and disorders of the sensory system 14