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Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
Special Senses
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Special Senses

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  • 1. Special Senses: The Eye and the Ear Abbreviations
  • 2. The Eye
  • 3. VA <ul><li>Visual acuity </li></ul><ul><ul><li>Measurement of the sharpness of one’s vision </li></ul></ul><ul><ul><li>Snellen’s chart usually used </li></ul></ul><ul><ul><ul><li>Patient identifies letters from 20ft </li></ul></ul></ul>
  • 4. EOM <ul><li>Extraocular movement </li></ul><ul><ul><li>Movement of the 6 muscles that control the eye </li></ul></ul><ul><ul><ul><li>Superior rectus </li></ul></ul></ul><ul><ul><ul><li>Inferior rectus </li></ul></ul></ul><ul><ul><ul><li>Lateral rectus </li></ul></ul></ul><ul><ul><ul><li>Medial rectus </li></ul></ul></ul><ul><ul><ul><li>Superior oblique </li></ul></ul></ul><ul><ul><ul><li>Inferior oblique </li></ul></ul></ul>
  • 5. XT <ul><li>Exotropia </li></ul><ul><ul><li>Outward turning of the eye </li></ul></ul><ul><ul><li>Stabismus </li></ul></ul><ul><ul><ul><li>Muscle weakness of the eye </li></ul></ul></ul><ul><ul><ul><li>One or more extraocular muscles not properly working </li></ul></ul></ul><ul><ul><li>Loss of depth perception and binocular vision </li></ul></ul><ul><li>Treated with vision therapy first </li></ul><ul><ul><li>Surgery is also performed to correct muscle placement </li></ul></ul>
  • 6. OS EM <ul><li>Left Eye </li></ul><ul><ul><li>Oculus sinister </li></ul></ul><ul><li>It was once thought “sinister” to be looked at from the left side only </li></ul><ul><li>Emmetropia </li></ul><ul><ul><li>State of normal vision </li></ul></ul><ul><ul><li>A state of proper correlation between the refractive system of the eye and the axial length of the eyeball </li></ul></ul><ul><ul><li>rays of light entering the eye parallel to the optic axis being brought to focus exactly on the retina </li></ul></ul>
  • 7. H MY <ul><li>Hyperopia </li></ul><ul><ul><li>A condition where a person can see things in the distance, but has trouble reading material at close range </li></ul></ul><ul><ul><li>Farsightedness </li></ul></ul><ul><ul><li>Corrected with converging or biconvex lenses </li></ul></ul><ul><li>Myopia </li></ul><ul><ul><li>A condition where a person can see things close up, but distance vision is blurred </li></ul></ul><ul><ul><li>Nearsightedness </li></ul></ul><ul><ul><li>Corrected with diverging or biconcave lenses </li></ul></ul>
  • 8. The Ears <ul><li>AU </li></ul><ul><ul><li>Both ears </li></ul></ul><ul><li>Binaural </li></ul><ul><ul><li>Referring to both ears </li></ul></ul><ul><li>Audition </li></ul><ul><ul><ul><li>The sense of sound </li></ul></ul></ul>
  • 9. BC <ul><li>Bone conduction </li></ul><ul><ul><li>How we hear! </li></ul></ul><ul><ul><li>The conduction of sound to the inner ear through bones of the skull </li></ul></ul><ul><ul><li>The reason our voices sound different to ourselves </li></ul></ul><ul><ul><li>In persons with middle-ear disease, hearing aids with special vibrators are sometimes used to deliver sound to the mastoid process which is then conducted by bone to the inner ear </li></ul></ul>
  • 10. Inventions of BC <ul><ul><li>Bone conduction is the basis of some of the oldest, simplest, and most useful tests in the repertoire of the otologist </li></ul></ul><ul><ul><li>Tuning forks are used in the Rinne and Weber test to distinguish between conductive impairment, which affects the middle ear and is amenable to surgery, and sensorineural impairment, which affects the inner ear and the cochlear nerve and for which surgery usually is not indicated </li></ul></ul><ul><ul><li>New technology based on bone conduction is the inspiration for both fun and practical aids </li></ul></ul>
  • 11. OM <ul><li>Otitis Media </li></ul><ul><ul><li>A middle ear infection </li></ul></ul><ul><ul><li>Fluid accumulates in the middle ear cavity </li></ul></ul><ul><ul><ul><li>Serous otitis media </li></ul></ul></ul><ul><ul><ul><ul><li>Watery </li></ul></ul></ul></ul><ul><ul><ul><li>Purulent otitis media </li></ul></ul></ul><ul><ul><ul><ul><li>Full of pus </li></ul></ul></ul></ul><ul><ul><li>Common in children </li></ul></ul><ul><ul><li>Often followed by upper respiratory infection </li></ul></ul>
  • 12. PE Tube <ul><li>Polyethylene tube </li></ul><ul><ul><li>A small tube surgically placed in a child’s ear for drainage of infection </li></ul></ul><ul><ul><li>Tube ventilates the middle ear when the fluid is drained </li></ul></ul><ul><ul><li>Restores hearing </li></ul></ul><ul><ul><li>Prevents build-up of pressure and fluid </li></ul></ul>
  • 13. EENT <ul><li>Eye, ears, nose and throat </li></ul><ul><ul><li>Ophthalmology and Otolaryngology </li></ul></ul><ul><ul><li>All connected by the sinuses </li></ul></ul><ul><ul><li>Conditions and functions both separate and connected to all anatomy of the eye, ears, nose and throat </li></ul></ul>
  • 14. Resources Cited <ul><li>www.britannica.com </li></ul><ul><li>www.chha-nl.nl.ca </li></ul><ul><li>Fremgen, Bonnie F. & Frucht, Suzanne S. Medical Terminology: A Living Language: 3e. New Jersey: Pearson Education. 2005 </li></ul><ul><li>www.medical-dictionary.thefreedictionary.com </li></ul><ul><li>www.utdol.com </li></ul><ul><li>www.webmd.com </li></ul><ul><li>www.wikipedia.com </li></ul>

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