instrument
"Which electronic instrument is used to measure interpupillary distance (IPD)?"
Pupillometer
Which test is commonly used to detect dry eye by measuring tear production?
Schirmer's test
Which refractive error is corrected with a cylindrical lens?
Astigmatism
Which eye disease is commonly associated with increased intraocular pressure?
Glaucoma
How many cranial nerves supply the extraocular muscles?
3
Which instrument is used to examine the anterior segment of the eye?
Slit lamp
Which dye is commonly used to detect corneal epithelial defects?
Fluorescein
Which refractive error is corrected with a minus lens?
Myopia
Which condition causes opacity of the crystalline lens?
Cataract
What is the normal pupil size in average room lighting?
Approximately 2–4 mm
Which lens is commonly used with a slit lamp to examine the fundus?
+90 D lens
Which test detects a relative afferent pupillary defect (RAPD)?
Swinging flashlight test
Which reflex is seen in retinoscopy when the examiner is too close to the patient's far point?
Against movement
Which diabetic complication affects the retina?
Diabetic retinopathy
Which cranial nerve carries visual information from the retina?
Optic nerve (CN II
Which instrument measures central corneal thickness?
Pachymeter
Which test is used to evaluate the drainage angle of the anterior chamber?
Gonioscopy
Which drug temporarily paralyzes accommodation during cycloplegic refraction?
Tropicamide (or Cyclopentolate)
Which condition is characterized by degeneration of the macula in older adults?
Age-related macular degeneration (AMD)
Which retinal photoreceptors function best in dim light?
Rods
Which instrument is used to measure axial length before cataract surgery?
A scan
Which test assesses macular function in patients with central visual distortion?
Amsler grid
What is the endpoint of retinoscopy?
Neutrality
Which corneal disease is characterized by progressive thinning and cone-shaped protrusion of the cornea?
Keratoconus
What is the blind spot also known as?
Optic disc