chapter 37

the adjustment of the eye that allows a person to see various sizes of objects at different distances

reduction or dimness of vision with no apparent organic cause , often reffered to as lazy eye syndrome

an allied healthcare professional who specializes in the evaluation of hearing function detection of hearing impairment and determination of the anatomic site of impairment

structures in the rretina that make the perception of color possible

a small pit in the center of the retina that is considered the center of clearest vision

a procedure in which a mirrored optical instrument is used to visualize the filtration angle of the anterior chamber ot the eye , the procedure is used to diagnose glaucoma

a unit of measurement used in hearing examinations a wave frequency equal to 1 cycle per second

any substance or medication that causes constriction of the pupil

a topical ophthalmic medication that dilated the pupil it is used in diagnostic procedures of the eye and as a treatment for glaucoma

the region at the back of the eye where the optic nerve meets the retina , it is considered the blind spot of the eye

the second cranial nerve carries impulses for the sense of sight

the formation of spongy bone in the labyrinth of the ear which often caused the auditory unable to vibrate when sound enter the ear

a medicine or substance capable of damaging the eight cranial nerve or the organs of hearing and balance

a usuall chronic recurrent skin disease marked by bright red patches covered wht silvery scales

an excessive discharge of sevum form the sebaceous glands forming greasy scales or cheesy plugs on the body

an instrument used to measure intraocular pressure

is the science of the eye and its disorders and diseases

a physician who specializes in the diagnosis and treatment of the disease.

• diagnose eye disorder
• prescribe medication
• conduct eye screenings
• prescribe glasses or contact lenses
• perform optic surgery

is not a medical doctor but is licensed and has earned a degree as a doctor of optomery OD

are trained to fill prescriptions written by ophthalmologis and optometrists

2 to 3 seconds

farsightednes light behind retina

difficulty seeing object that are close at reading or working level

nearsightedness light in front of retina

object at a distance appear blurry and dull

double vision

involuntary movement of one or both eyes