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38 Cards in this Set
- Front
- Back
What disease is a chronic autoimmune condition that interferes with proper nerve transmission in the skeletal muscles? |
myasthenia gravis (causes ptosis and diplopia)
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Dry eyes are common in which of the following diseases
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Rheumatoid arthritis
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The occurrence of blindness among people with diabetes is how many times greater than the general population?
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25%
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AIDS can cause? list 3:
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Cytomegalovirus retinitis
Kaposi's sarcoma Herpes zoster |
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The form of herpes simplex virus that usually produces genital infections is
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Type 2
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Multiple sclerosis frequently presents with
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optic neuritis
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Cancers that produce tumors in more than one part of the body are said to be
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matastatic
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The first step in performing manual lensometry or keratometry is to
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focus the eyepiece
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If the lensmeter mires cannot be centered in the central portion of the lensmeter target, the lens probably contains a
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prism
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What type of injection classified as a form of systemic drug delivery?
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Subcutaneous
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When instilling eyedrops, the ophthalmic medical assistant should
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Administer the medication directly into the conjunctival sac
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The drug most helpful when performing both a fundus exam and objective refraction on a pediatric patient is
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cycloplegic
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The two types of drugs that could stimulate an attack of angle-closure glaucoma in patients with narrow angles are
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Mydriatics and cycloplegics
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Miotics function to reduce intraocular pressure by
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contracting the ciliary body muscle and opening the outflow channels for aqueous humor
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The microbe most likely to cause recurrent fever blisters is
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herpesvirus
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The cornea abrasion caused by tree twig is most likely to cause a
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fungal infection
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people most at risk for developing an ocular infection by the protozoan "Acanthamoeba are those who
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use homemade salt solutions to clean their contact lenses
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sterilization is best defined as
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the destruction of all microorganisms
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An infection caused when the eye has been penetrated by a contaminated metal fragment is an example of
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indirect-contact transmission
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Close examination of lids, lashes, cornea and lens can be accomplished with the
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Biomicroscope
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The prism and alternate cover test is used to
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measure deviation in a misaligned eye
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What procedure must be performed before the pupillary dilation
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The swinging-light test
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Ina normal consensual reaction, when a light is directed into the pupil of one eye, the pupil of the other eye
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constricts
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The 3 transparent structures that compose what is termed the ocular media are the
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Cornea
lens vitreous |
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The interferometer measures visual acuity potential by using laser or special light beams to
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project parallel lines onto the macula
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Specular microscopy/photography is used
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to count endothelial cells of the cornea
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Fluorescein angiography is a valuable method of detecting and documenting
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abnormalities in ocular blood vessels
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PMMA is
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a contact lens that allows oxygen to reach the cornea only through the tear pump. Polymethylmethacrylate.
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Polypropylene
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is not broken down by the body and must be removed from the suture site.
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Collagen, gut and polyglactine 910
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are all broken down by the body and do not need to be removed from suture site.
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Masks are not
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within the sterile operating field.
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Intracorneal ring segment refractive technique is
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reservable
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Progressive myopia
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is a contraindication to refractive surgery
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in absence of accommodation, the myopic eye focuses images
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in front of the retina
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Hyperopic eyes are benefited by refractive procedures that
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steepen the cornea
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PRK laser is applied to
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Bowman's layer
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Wavefront error measurement is called
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aberrometry
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Ecodes are
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external causes of injury and poisoning
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