Term
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Definition
| Ability to see a distant object and then adjust to see a near object. |
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Definition
| Yellow or brown waxy substance produced in the ears. |
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Definition
| State of balance which is regulated by the inner ear. |
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Definition
| Scope used to examine the inner eye. |
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Term
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Definition
| Scope used to examine the outer and middle ear. |
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Term
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Definition
| Ability to see at different distances |
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Definition
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Definition
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Definition
| Pupils equal, round, and responsive to light and accomodation |
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Definition
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Term
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Definition
| Head, ears, eyes, nose, and throat |
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Definition
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Definition
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Definition
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Term
| What is the sclera and what does it do? |
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Definition
| It is the outermost layer of the eye (white of the eye) and it provides strength, structure, and shape to the eye. |
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Term
| What is the choroid and what does it do? |
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Definition
| It is the middle layer of the eye and it supplies the blood to different parts of the eye. |
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Term
| What is the retina and what does it do? |
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Definition
| The innermost layer of the eye. It recieves visual impulses and transmits them to the brain. |
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Term
| What is the cornea and what does it do? |
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Definition
| Transparent section in the front part of the eye that allows light to pass into the eye. |
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Term
| What is the iris and what does it do? |
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Definition
| It is the colored ring that surrounds the pupil and it narrows and widens the pupil opening depending on the level of light. |
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Term
| What are the lacrimal glands and what do they do? |
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Definition
| They are glands in the corner of the eye that produce tears to wash and lubricate the eye. |
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Term
| Where are rods and cones located? |
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Definition
| In the retina of the eye. |
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Term
| Name the ossicles (bones) of the ear. |
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Definition
| Malleus (hammer), incus (anvil), and stapes (stirrup) |
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Term
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Definition
| A small snail-shaped structure in the inner ear that registers sound. |
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Term
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Definition
| A fluid in both the posterior and anterior chamber of the eyes that provides nutrition and helps refraction. |
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Term
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Definition
| Also called pinna. The cartilage of the outer ear that directs sound into the ear canal. |
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Term
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Definition
| It connects the middle ear to the throat and helps to equalize pressure. |
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Term
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Definition
| Also called the eardrum. Located in the middle ear. |
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Term
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Definition
| A fluid in the posterior chamber of the eye tht gives the eye shape and helps with refraction. |
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Term
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Definition
| Abnormality curvature of the cornea or lens where light is spread over an area rather than being focused, sometimes causing multiple images. |
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Term
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Definition
| Inflammation of the hairs and glands along the edge of the eyelid. |
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Term
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Definition
| Commonly known as pinkeye. Bacterial or viral infection and inflammation of the conjunctiva (outer membrane of the eye). Highly contagious and can be spread from one eye to the other if hands are not washed after touching the affected eye. |
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Term
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Definition
| Any disease of the retina. Two major causes are diabetes and hypertension. Diagnoses are done by examining inner eye with ophthalmoscope. |
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Term
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Definition
| Protrusion (pushing out) of the eye or both eyes. Has a number of possible causes. |
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Term
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Definition
| Commonly called farsightedness. Condition where a patient can see at a distance clearly, but not up close. |
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Term
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Definition
| Commonly called nearsightedness. Condition where a patient can see near clearly, but not at a distance. |
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Term
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Definition
| Permanent loss of accomodation of the lens. Occurs in people over the age of 40. |
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Term
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Definition
| An unusual intolerance to light. Can have a number of causes. |
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Term
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Definition
| Clouding of the lens of the eye. |
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Term
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Definition
| Atrophy of the optic nerve caused by increased intraocular pressure. |
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Term
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Definition
| Changes in the maculae (sensitive retina cells) which causes progressive loss of vision. One of the leading causes of blindness in people over 55 years of age. |
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Term
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Definition
| Recurring episodes of hearing loss, tinnitus, and vertigo which can lead to deafness. Cause is unknown. |
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Term
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Definition
| Also called swimmer's ear. Infection or inflammation of the external ear canal. Water in the ear is a major mode of transmission and can be avoided by wearing earplugs while swimming. |
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Term
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Definition
| The presence of fluid in the middle ear. Usually assoiciated with upper respiratory infections. |
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Term
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Definition
| Also called otitis interna. Inflammation of the labrynth or inner ear. |
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Term
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Definition
| Ringing, buzzing, tinkling, or hissing in the ears |
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Term
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Definition
| The sensation of moving around in space or having objects move around the person. |
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Term
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Definition
| Caused by the herpes type 1 virus and causes outbreaks of cold sores around the mouth. |
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Term
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Definition
| Also called candidiasis. A fungal infection of the mouth. |
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Term
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Definition
| Occurs during fetal development causing a notch or split in the upper lip. Can cause feeding problems since the infant can't create suction properly. Can be corrected by surgery. |
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Term
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Definition
| A gap between the soft and hard palates causing a hole between the nasal cavity and mouth. |
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Term
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Definition
| Inflammation of the nose, often due to allergies. |
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Term
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Definition
| Inflammation and infection of the tonsils. Tonillectomy is a common treatment. |
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Term
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Definition
| Used to measure distance and visual accuity. Patient reads chart from 20ft away that has progressively smaller letters or symbols. Facilitator usually has patient start at the 20/70 and if he is unable to read that line, he is asked to read the next line up (20/100). |
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Term
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Definition
| Test used to measure near visual acuity. |
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Term
| Ishihara Color Vision Test |
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Definition
| Test for measuring color distinction. |
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Term
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Definition
| A tuning fork is used to test hearing acuity in one or both ears. |
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Term
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Definition
| A patients hearing is tested using a machine that emits different tones. The patient signals when they hear the tones. |
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Term
| Which way is the auricle of the ear pulled to straighten the ear canal? |
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Definition
| Upwards and backwards for adults. Downwards and backwards for small children. |
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Term
| How should a patient be positioned when administering eardrops? |
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Definition
| Laying on the unaffected side so that the medication will stay in the ear. |
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