CPO Study Guide Questions and
Answers 100% Pass
Optometrist ✔✔State-licensed independent primary health care provider
Eye health & vision exams, diagnosis & treatment of eye disease & vision disorders, detection of
general health problems, prescribing glasses & contacts, low vision rehab & therapy,
medications, and counseling patients on surgical options
Ophthalmologist ✔✔Physician that specializes in the medical and surgical care of the eye and
visual system and in the treatment of eye disease and injury
Optician ✔✔Prepares and dispenses eyeglasses, lenses, or related optical devices upon
prescription. Duplicates, measures, verifies, adapts fit, and adjusts eyeglasses to face. Can grind
lenses
Ophthalmic Medical Personnel ✔✔Work with ophthalmologists- collect patient data, administer
tests, take eye measurements. Does not make surgical or medical diagnoses- not licensed.
, Paraoptometric ✔✔Works under direct supervision of a licensed doctor of optometry. Collects
patient data, administers tests, and assists in office management. May assist with patient care
examinations in contact lens, low vision, vision therapy, dispensing, and office management.
Anterior Chamber ✔✔Area inside the eye, behind the cornea, and in front of the iris. This area is
filled with clear, watery fluid called aqueous humor
Aqueous Humor ✔✔Clear, watery fluid produced by the ciliary body. It fills the front part of the
posterior chamber and the entire anterior chamber. Provides nutrients for the lens and posterior
cornea and carries away waste products. It is also responsible for maintaining the intraocular
pressure
Choroid ✔✔Consists primarily of blood vessels that nourish the retina so that it can continue to
function. Sandwiched between the sclera and the retina
Ciliary Muscle ✔✔Muscle inside of the eyeball that alters the shape of the crystalline lens. Has
direct control over the focusing ability of the eye.
Conjunctiva ✔✔Clear, cellophane-like tissue that covers the sclera and the inside surface of the
eyelids.
Answers 100% Pass
Optometrist ✔✔State-licensed independent primary health care provider
Eye health & vision exams, diagnosis & treatment of eye disease & vision disorders, detection of
general health problems, prescribing glasses & contacts, low vision rehab & therapy,
medications, and counseling patients on surgical options
Ophthalmologist ✔✔Physician that specializes in the medical and surgical care of the eye and
visual system and in the treatment of eye disease and injury
Optician ✔✔Prepares and dispenses eyeglasses, lenses, or related optical devices upon
prescription. Duplicates, measures, verifies, adapts fit, and adjusts eyeglasses to face. Can grind
lenses
Ophthalmic Medical Personnel ✔✔Work with ophthalmologists- collect patient data, administer
tests, take eye measurements. Does not make surgical or medical diagnoses- not licensed.
, Paraoptometric ✔✔Works under direct supervision of a licensed doctor of optometry. Collects
patient data, administers tests, and assists in office management. May assist with patient care
examinations in contact lens, low vision, vision therapy, dispensing, and office management.
Anterior Chamber ✔✔Area inside the eye, behind the cornea, and in front of the iris. This area is
filled with clear, watery fluid called aqueous humor
Aqueous Humor ✔✔Clear, watery fluid produced by the ciliary body. It fills the front part of the
posterior chamber and the entire anterior chamber. Provides nutrients for the lens and posterior
cornea and carries away waste products. It is also responsible for maintaining the intraocular
pressure
Choroid ✔✔Consists primarily of blood vessels that nourish the retina so that it can continue to
function. Sandwiched between the sclera and the retina
Ciliary Muscle ✔✔Muscle inside of the eyeball that alters the shape of the crystalline lens. Has
direct control over the focusing ability of the eye.
Conjunctiva ✔✔Clear, cellophane-like tissue that covers the sclera and the inside surface of the
eyelids.
