115 Unit 4 Flashcards
____ is opacity of the lens that distorts images projected onto the retina. Can progress blindness and can occur in one or both eyes.
Cataracts
____is an increase of intraocular pressure due to inadequate drainage of aqueous humor or over production of aqueous humor. A leading cause of irreversible blindness.
Glaucoma
____ is a disorder that is more common in men, African Americans and the Asian populations.
Glaucoma
____ is the separation of two layers of the retina.
Retinal Detachment
____ is the leading cause of blindness in people over 75.
Macular Degeneration
____ is an object such as dust, gnats, etc. that enter the eye.
Foreign Bodies
____ is the inflammation and infection of the conjunctiva. “Pink eye”
Conjunctivitis
____ is the inflammation and infection of the external ear.
External otitis
____ is the inflammation and infection of the middle ear.
Otitis Media
____ is a disorder that results in the prevention of sound transmission because the stapes cannot vibrate and carry sound to the inner ear.
Otosclerosis
____ is a disorder due to the adverse effects of meds.
Ototoxicity
____ is a disorder that is due to an increased amount of inner ear fluid.
Meniere’s Disease
____ is to the ear as glaucoma is to the eye.
Meniere’s Disease
____ is a hearing loss that results from an impairment in transmission of sound from the outer or middle ear or both.
Conductive Hearing Loss
____ results from damage to the cochlea or vestibulocochlear nerve.
Sensorineural Hearing Loss
Three types of sensory problems?
Sensory deficits
Sensory deprivation
Sensory Overload
4 major diseases that frequently cause impaired vision in Americans age 40 and over?
Age related macular degeneration
Glaucoma
Cataracts
Diabetic retinopathy
____ occurs when problems with sensory reception or perception exists.
Sensory deficit
____ occurs when inadequate quality or quantity of stimuli impairs perception.
Sensory deprivation
____ occurs when a person receives multiple sensory stimuli, causing the brain to have difficulty distinguishing the stimuli.
Sensory overload
____ is a defect in the ability of the lens of the eye to focus light, such as occurs in nearsightedness and farsightedness.
Refractive error
____ is the process of responding to the environment through new activity and thinking and changing the existing schema or developing a need schema to deal with the new information.
Accommodation
____ is hearing loss associated with aging, that usually involves both a loss of hearing sensitivity and a reduction in the clarity of speech.
Presbycusis
____ is the term for ringing in the ears.
Tinnitus
____ is the gradual decline n the ability of the lens to accommodate or to focus on close objects. Reduces the ability to see near objects clearly.
Presbyopia
____ are adverse events that should never occur in a health care setting.
Never Events
____ affects a person’s oxygenation by binding strongly with hemoglobin preventing the formation of oxyhemoglobin, and thus reducing the supply of oxygen delivered to the tissues.
Carbon Monoxide
____ any microorganism capable of producing an illness.
Pathogen