Eye Drop Zone
Which macrolide antibiotic is commonly used topically for bacterial conjunctivitis, especially in newborns?
What is erythromycin?
Which beta-blocker reduces aqueous humor production and is commonly used in open-angle glaucoma?
What is timolol?
Which muscarinic agonist causes miosis and is used in acute angle-closure glaucoma?
What is pilocarpine?
What happens to light velocity when it enters a denser medium?
What is it decreases?
What structure produces aqueous humor in the eye?
What is the ciliary body?
Which fluoroquinolone is a broad-spectrum antibiotic often used as eye drops for bacterial keratitis?
What is ofloxacin or ciprofloxacin?
Which carbonic anhydrase inhibitor decreases aqueous humor formation by inhibiting enzyme activity in the ciliary body?
What is acetazolamide?
Which alpha-1 agonist causes mydriasis without cycloplegia by acting on radial muscles of the iris?
What is phenylephrine?
What property determines the degree of light refraction at a surface?
What is the refractive index?
Through which structure does aqueous humor drain into the venous system?
What is the Canal of Schlemm?
Which polyene antifungal is used topically for fungal keratitis caused by filamentous fungi?
What is natamycin?
Which prostaglandin analogue increases uveoscleral outflow and is a first-line agent for glaucoma?
What is latanoprost?
Which muscarinic antagonist causes both mydriasis and cycloplegia and is commonly used in eye exams?
What is atropine?
What type of lens is used to correct hyperopia?
What is a convex lens?
What part of the drainage system provides resistance to aqueous humor outflow?
What is the trabecular meshwork?
Which antiviral eye drop or gel is used to treat HSV keratitis?
What is acyclovir or ganciclovir?
Which glaucoma medication both decreases aqueous production and increases outflow?
What is brimonidine?
Which anticholinergic, often used for motion sickness, also causes pupil dilation and can lead to blurry vision?
What is scopolamine?
What is an irregular curvature of the cornea called?
What is astigmatism?
Pathological liquefaction or detachment of this substance can lead to flashes, floaters, and vision loss.
What is vitreous humor?
Which antifungal binds ergosterol and forms membrane pores but is usually reserved for severe or systemic fungal eye infections?
What is amphotericin B?
What is the general mechanism of action shared by timolol, brimonidine, and acetazolamide in glaucoma therapy?
What is decreasing aqueous humor production?
Muscarinic agonists (ie: pilocarpine) act on which eye structures in order to cause miosis?
Iris pupillary sphincter and ciliary muscle
Where in relation to the retina do light rays focus in a person with myopia?
What is in front of the retina?
What condition has impaired aqueous humor drainage, leading to optic nerve damage?
What is glaucoma?