RNSG 1430 Sensory Perception questions with verified
answers
Adaptive methods for smell and taste Ans✓✓✓ Avoidance to reduce or eliminate
environmental chemicals/toxins - WEAR MASK
Adrenergic agonists Ans✓✓✓ - reduce IOP by limited production of aqueous
humor and dilates the pupil
Wear sunglasses in bright light
Amsler Grid Test Ans✓✓✓ Macular Degeneration
angle closure Ans✓✓✓ When the block is at the entrance it is called Closed Angle
Glaucoma
Beta blockers (timolol) Ans✓✓✓ First line drug - reduces aqueous humor
production
-reduces BP
-look down close eye and apply pressure on the lacrimal duct
blindness stats Ans✓✓✓ Blindness or Low Vision affected more than 3 MILLION
Americans over 40 years old
Cataracts Ans✓✓✓ -protein in the eyes
clouding of the lens
Opacity of the lens that impairs vision
Blurred vision, reduced night vision, diplopia (double vision)
, cataracts Risk factors Ans✓✓✓ Smoking
Advanced age
Heredity
Eye trauma
Excessive exposure to the sun
Chronic use of specific medications
causes of cataracts Ans✓✓✓ Age-related, Traumatic , Toxic , Disease
cholinergic agents Ans✓✓✓ miotic - constrict the pupil allows for improved
circulation and outflow of the aqueous humor
can cause blurred vision - needs good lighting
Cochlear implants Ans✓✓✓ Surgical implant
does not restore hearing it only allows for the perception of sound
Common cause of vision loss in children Ans✓✓✓ Sports injury
Chemical exposure
Conductive hearing loss Ans✓✓✓ Caused by otitis media, impacted cerumen,
otosclerosis
Congenital disorder of vision Ans✓✓✓ Congenital cataracts
answers
Adaptive methods for smell and taste Ans✓✓✓ Avoidance to reduce or eliminate
environmental chemicals/toxins - WEAR MASK
Adrenergic agonists Ans✓✓✓ - reduce IOP by limited production of aqueous
humor and dilates the pupil
Wear sunglasses in bright light
Amsler Grid Test Ans✓✓✓ Macular Degeneration
angle closure Ans✓✓✓ When the block is at the entrance it is called Closed Angle
Glaucoma
Beta blockers (timolol) Ans✓✓✓ First line drug - reduces aqueous humor
production
-reduces BP
-look down close eye and apply pressure on the lacrimal duct
blindness stats Ans✓✓✓ Blindness or Low Vision affected more than 3 MILLION
Americans over 40 years old
Cataracts Ans✓✓✓ -protein in the eyes
clouding of the lens
Opacity of the lens that impairs vision
Blurred vision, reduced night vision, diplopia (double vision)
, cataracts Risk factors Ans✓✓✓ Smoking
Advanced age
Heredity
Eye trauma
Excessive exposure to the sun
Chronic use of specific medications
causes of cataracts Ans✓✓✓ Age-related, Traumatic , Toxic , Disease
cholinergic agents Ans✓✓✓ miotic - constrict the pupil allows for improved
circulation and outflow of the aqueous humor
can cause blurred vision - needs good lighting
Cochlear implants Ans✓✓✓ Surgical implant
does not restore hearing it only allows for the perception of sound
Common cause of vision loss in children Ans✓✓✓ Sports injury
Chemical exposure
Conductive hearing loss Ans✓✓✓ Caused by otitis media, impacted cerumen,
otosclerosis
Congenital disorder of vision Ans✓✓✓ Congenital cataracts
