What drug is used during tonometry to anesthetize the eye?
1. proparacaine
2. paredrine
3.phenylephrine
4.tropicamide Right Ans - Proparacaine
If the amount of light information transmitted from the brain to one eye
differs from that of the other eye, the patient has a(n)
1. afferent pupillary defect
2. adie's pupil
3. tonic pupil
4. third nerve palsy Right Ans - afferent pupillary defect
Shining a bright light into one eye normally causes both pupils to constrict
equally. The pupillary reaction in the illuminated eye is called
1. indirect light reflex
2. consensual light reflex
3. direct light reflex
4. near light reflex Right Ans - direct light reflex
20/60 visual acuity means the patient sees a test object at
1. 6 meters that someone with 20/20 vision would see at 20 feet
2. 20 feet that someone with 20/20 vision would see at 60 feet
3. 20 feet that someone with 20/20 vision would see at 60 meters
4. 60 feet that someone with 20/20 vision would see at 20 feet Right Ans -
20 feet that someone with 20/20 vision would see at 60 feet
If a person is able to clearly see an objects at 20 feet that can be seen at 60 feet
by a person with no refractive error, their visual acuity is said to be
1. 20/20
2. 20/40
3.20/60
4.20/80 Right Ans - 20/60
Killing of the HIV and other viruses on the applanation prism is BEST
accomplished by soaking in
1.diluted betadine
, 2.gentamicin solution
3. isopropyl alcohol
4. sodium hypochlorite ( chlorine bleach) Right Ans - sodium hypochlorite
( chlorine bleach)
In applanation tonometry, excessive width of the mires can indicate
1. improper alignment of the prism
2. a need for recalibration of the instrument
3. too much fluorescein
4. too little fluorescein Right Ans - Too much fluorescein
marcus-gunn pupil
1. has diminished pupil reaction to light
2. is fixed and dilated
3. responds slowly to light
4. shows asymptomatic anisocoria Right Ans - has diminished pupil
reaction to light
what is the term used to refer to symptoms due to uncorrected refractive
error?
1. ametropia
2.asthenopia
3.esotropia
4. anisometropia Right Ans - ametropia
if a lesion is more anterior and is located toward one side, that may affect the
junctional area involving the optic nerve of one eye and the inferior nasal
fibres of the other eye. The eye on the side of the lesion will have what type of
optic defect?
1. bjerrum scotoma
2. central scotoma
3. centrocecal scotoma
4.peri-central scotoma Right Ans - central scotoma
which of the following is the BEST method for kinetic testing of the central
visual field?
1. amsler grid
2. confrontation testing
3. harrington-flocks screener
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Studycafe. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.