Which of the following is not true of the circle of least confusion?

A photographic image of the retina that appears too dark (under exposed) can be the result of:

What cranial nerve do the fibers responsible for pupil constriction run through?

Match the terminology.

Measuring intraocular pressure is contraindicated in any patient:

Which of the following is true regarding the maintenance of the keratometer?  Check all that apply.

Your car battery is:

Unless a manufacturer’s instructions indicate otherwise, the perimeter bowl surface may be cleaned with

Over a period of time, use of steroid eye drops can cause all of the following except:

When fitting someone with contacts, important measurements might include all, except: