Eye Examination
Terms
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copy deck
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Cranial Nerves
II - Optic
- III
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Oculomotor-
Pupillary constriction, eye opening, most EOM's. - IV
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Trochlear-
Downward--inward--movement of the eye. - V
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Trigeminal--
sensory--corneal reflexes - VI
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Abductens--
lateral deviation of the eye - VII
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Facial--
expressions, closing eyes. - Extraocular Muscles control the six cardinal directions of gaze. List the Rectus muscles and CN innervation.
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Superior Rectus--by CN III--
Lateral Rectus-- innervated by CN VI--
Inferior Rectus-- by CN III--
Medial Rectus-- by CN III-- - List the oblique Muscles and innervation:
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Inferior Oblique--by CN III--
Superior Oblique--by CN IV-- - All lateral movement of the eye is innervated by CN_____.
- VI
- All superior and oblique movement of the eye is innervated by CN_____.
- IV
- Diagnal eye movement is controlled by CN______.
- III
- Red Flags are:
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sudden loss of vision--
scotomas--(area of depressed vision)--
Flashing lights/new floaters--
diplopia (two images single object)-- - Risk factors for glaucoma:
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over age 65--
African American--
DM--
Myopia (nearsighted(--
Family Hx--
Ocular HTN-- - Be sure to inspect the exterior eye structures using direct and ________ lighting.
- Oblique
- What are you looking for during the funduscopic exam?
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Red reflex--
Optic disc--Margins--color--cup to disc ration--
Retina--arteries--veins--AV crossings, fovea, macula. - The posterior part of the eye that is seen through an ophthalmoscope is often call the_________ of the eye.
- Fundus.
- Lateral and slightly inferior to the disc is a small depression in the retinal surgace that marks the point of central vision. Around this darkened area is called the _____________.
- Fovea.
- The yellow roughly circular area with no discernible margins that surrounds the fovea is the _____________.
- Macula.
- When the pupil constricts with light directed in one eye is called a_______________ to light the opposite eye constriction is called a ________.
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direct reaction--
Consentual reaction-- - When you shift your gaze from far to near the pupils will _____________. This response is mediated by the __________ nerve.
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Constrict.--
Oculomotor nerve--III - Along with the near reaction of the pupils one will see __________ of the eyes, which represents an _________ movement.
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convergence--
extraocular-- - Along with near reaction of the pupils one will also see___________ by the______ caused by constriction of the ciliary muscles.
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accommodation--
lens-- - The inferior and superior __________ give the eyelids their curved shape.
- tarsal plates
- Meibomian glands are?
- A parallel row of glands along each eye lid margin.
- The meibomian glands along with the lacrimal and conjunctival glands produce fluid that does what?
- Protects the conjuctiva and cornea from drying and inhibits microbial growth, and gives a smooth optical surface to the cornea.
- The ________ gland is hidden mostly within the bony orbit of the eye.
- lacrimal
- Tears follow the _________________ duct into the nose.
- nasolacrimal
- Aqueous humor is produced by the________________ and circulates from the posterior chamber through the pupil into the anterior chamber and drains out through the___________.
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ciliary body--
canal of Schlemm. - Narrow angle glaucoma refers to what anatomical area of the eye?
- The canal of Schlemm.