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3.04 Functions and disorders of the ear 3.04 Understand the functions and disorders of the sensory system 1
| Date post: | 22-Jan-2015 |
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3.04 Functions and disorders of the ear
3.04 Understand the functions and disorders of the sensory system
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3.04 Understand the functions and disorders of the sensory system
3.04 Understand the functions and disorders of the sensory system
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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 ear:
Hearing
3.04 Understand the functions and disorders of the sensory system
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Understanding the functions of the ear
External earExternal earPinna/AuriclePinna/AuricleExternal auditory External auditory canalcanal
Contains cerumenContains cerumenTympanic Tympanic membranemembrane
3.04 Understand the functions and disorders of the sensory system
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Understanding the functions of the ear
Middle earMiddle ear
OssiclesOssicles MalleusMalleus IncusIncus StapesStapes
Eustachian Eustachian tubetube
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Understanding the functions of the ear
Inner earInner ear
CochleaCochlea
Semicircular Semicircular canalscanals
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Understanding the functions of the ear
Pathway of Pathway of hearinghearingTrace the pathway Trace the pathway of hearing.of hearing.What are decibels?What are decibels?
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Understanding the
functions of the ear
3.04 Understand the functions and disorders of the sensory system
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Review the
pathway of
hearing
Healthy Hearing
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How do you protect your hearing?
Understanding the functions of the ear
Sound ActivitySound Activity
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Disorders of the ear
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Disorders of the ear
3.04 Understand the functions and disorders of the sensory system
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Disorders of the ear External otitis
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Discuss what you see in this picture? (Besides a Q-tip!)
What causes external otitis?
Disorders of the ear
Otitis mediaOtitis mediaWhat is otitis media?What is otitis media?
Who is most at Who is most at
risk of having risk of having
otitis media? Why?otitis media? Why?
What are the treatment What are the treatment options?options?
3.04 Understand the functions and disorders of the sensory system
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Disorders of the ear
OtosclerosisOtosclerosisWhat is it?What is it?
Oto- sclerosisOto- sclerosis
What causes it?What causes it?
Why is a stapedectomy useful Why is a stapedectomy useful in treating otosclerosis?in treating otosclerosis?
3.04 Understand the functions and disorders of the sensory system
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Disorders of the ear
Meniere’s diseaseMeniere’s disease
What are the What are the symptoms of symptoms of Meniere’s disease?Meniere’s disease?
What causes these What causes these symptoms?symptoms?
How is it treated?How is it treated?
3.04 Understand the functions and disorders of the sensory system
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Disorders of the ear
TinnitusTinnitusWhat is tinnitus?What is tinnitus?
Explain this statement:Explain this statement:
Tinnitus is a symptom, Tinnitus is a symptom, not a disorder.not a disorder.
3.04 Understand the functions and disorders of the sensory system
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Disorders of the earPresbycusisPresbycusisWhat is What is presbycusis?presbycusis?
Who is most likely Who is most likely to develop to develop presbycusis?presbycusis?
3.04 Understand the functions and disorders of the sensory system
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Testing for hearing loss
3.04 Understand the functions and disorders of the sensory system
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Weber testRinne test
Compare these two tests. How are they diagnostic?
3.04 Understand the functions and disorders of the sensory system
3.04 Understand the functions and disorders of the sensory system
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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 ear
The EndThe End
3.04 Understand the functions and disorders of the sensory system
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