name of Oil Secreting Glands on margin of eyelid
Meibomian Glands
A condition in which blood has settled in the bottom half of the anterior chamber of the eye is called:
Hyphema
the isolating eye drape is
1)applied tightly so it does not slip 2)adhesive backed with precut apertures 3) removed prior to surgery 4)loose for easy removal
adhesive backed with precut apertures
Stereo testing helps determine if a patient has what?
a phoria
what type of cell is known to cause EKC? (epidemic keratoconjunctivitis)
Virus, Bacterial, Fungal, chemical
Main cause Adenovirus: Virus cells
What is the ocular structure with the greatest refractive power?
Cornea
Name one of the most common drug allergies?
Penicillin, Ampicillin, Amoxicillin, Sulfa
The term for an eye that is higher than the other
hypertropia
Cones
Dacryocystitis
A granulated inflammation of the eyelid that MAY BE removed if it does not subside is:
1)xanthelasma
2)Pterygium
3)stye
4)Chalazion
Chalzion
Evaluating the range and symmetry of motion of both eyes together is known as:
options: ductions, versions, phorias, tropias
Ductions
Killing of the HIV and other viruses on the applanation prism is BEST accomplished by soaking it in:
options: Diluted betadine, gentamicin solution, isopropyl alcohol, sodium hypochlorite(Chlorine Bleach)
sodium hypochlorite(Chlorine Bleach)
(Scatoma, Synechiae, Stye, Stroma, Hemniaopsia)
Scatoma
What type of drug is used to treat acute allergic reactions?
Antivirals, Antihistamines, Antibiotics, Antiparasitic, Steroids, Fluids
Antihistamines
What exam distinguishes a constant tropia from an intermittent tropia?
the cover uncover test
How many Layers comprise the tear layer? What are they called
3 
What disorder reveals a constricted pupil and keratic precipitates?
Iritis
What does evisceration surgery do to the eye?
Removes the ocular conents
Of the various lasers used in ophthalmology, which type has the shortest wavelength?
Options: Argon, Excimer, Krypton, Carbon Dioxide
Excimer
What organism is likely to cause a corneal Ulcer?
Adenovirus, Pnuemococus, HSV, Staphylococcus Aureus
Daily wear contact lenses should be removed each night or patients are at a greater risk of developing what condition?
Options: Detached retina, Shallow AC, Corneal Edema, GPC
GPC/Giant papillary Conjunctivitis
Which cycloplegic agent produces the longest lasting effect?
Atropine
Before sterilization, Minor procedure instruments should be:
1) Soaked in instrument milk 2) Bleached 3) dusted 4) cleaned with soapy water 5) All of the above
4) cleaned with soapy water
Which structures secretes aqueous fluid and serves as an attachment site for zonules?
Ciliary processes
The swelling of the optic disc with engorged blood vessels is known as what?
Papilledema
Enucleation removes what tissues from the eye?
The entire globe. Leaving the surrounding tissues.
Measuring visual acuity with a potential acuity meter is useful in patients with what?
Cataracts
Basophils, Eosinophils, Lymphocytes, Nuetrophils, Blood cells
Eosinophils
3 principle ophthalmic imaging
External, Slit Lamp, Fundus
Name 2 modes of drug delivery used in ophthalmology?
Intravitreal, topical, subconjunctival, intracameral, oral
probing the tear duct might be useful treatment for patients with what symptom?
Epiphora/Watery Eyes
How many nerves innervate the 6 extraocular muscles?
3
Name of the condition where both the globe and the ocular tissue are missing?
Options: Anopthalmia, Anisocaria, Bupthalmous, Cytinosis, Anisometropia, pseudothalmia
Anophthalmia 
Hint: cancer patients: only used in life saving efforts.
Exteneration
retinoscopy is an example of what type of refractometry?
Options: Objective, Subjective, Immediate, latent
Objective
What is a common medium used to culture mircoorganisms?
Agar
Measurement used to determine the distance between optical centers of glasses lenses is the:
Pupillary Distance/PD
Term for the concentration of a chemical in a pharmaceutical solution
Tonicity
scattered light rays produce which visual phenomenon?
Glare
Aqueous humor drains out into the:
Canal of schlemm
what is the term for a temporary whitening or clouding of the retina caused by blunt force trauma
commotio retinae
During a Fluorescein Angiogram what phase is the chorodial flush observed?
Options: Pre-Arterial, Arterial, Arteriovenous, Recirculatory
Pre-Arterial
Which of the following has been designed to measure visual acuity by bypassing optical medical defects?
1) ETDRS acuity charts 2) Snellen charts 3) HOTV 4) Laser interferometry
4) laser interferometry
what type of fungus can commonly cause endophthalmitis
yeast
A lens with the focal length of 2 meters has a power of how many Diopters?
0.50D
Name 3 different categories of eye drops
Anesthetics, Antiviral, Antibiotics, mydriatics, miotics, prostaglandin analogs, beta-blockers, carbonic anhydrase inhibitors, alpha-adrenergic agonists, Rho kinase inhibitors
Axial length is provided by which measurement?
Anterior corneal surface to macula