CPO TEST EXAM A+ GRADED 2023

CPO TEST EXAM A+ GRADED 2023 Ocular Adnexa - CORRECT ANSWER-The eyelid, eyelashes, eyebrow, lacrimal apparatus, Emmetropia - CORRECT ANSWER-The state of refraction of the eye in which parallel rays, when the eye is at rest, are focused exactly on the retina. Optical Infinity - CORRECT ANSWER-20 feet Biomicroscope - CORRECT ANSWER-Tabletop microscope for examining the cornea, lens and otherwise clear fluids and membranes to be examined in layer by layer detail. Keratometer - CORRECT ANSWER-An instrument used to measure the curvature of the cornea. Opthalmoscope - CORRECT ANSWER-An instrument used to examine the interior of the eye Lensometer - CORRECT ANSWER-device for obtaining eyeglass prescriptions OCT - CORRECT ANSWER-Optical Coherence Tomography Mydriatic Drop - CORRECT ANSWER-Placed into the eyes to produce temporary paralysis, forcing pupils to remain dilated Hyphema (hi-fee-mah) - CORRECT ANSWER-blood in anterior chamber of the eye, as seen during the fundoscopic exam Hypopyon (hi-poh-pee-on) - CORRECT ANSWER-pus in the anterior chamber of the eye Idopsin - CORRECT ANSWER-The light sensitive pigment in Cones. Krause Gland - CORRECT ANSWER-Located underneath eyelid. Produces tears which are secreted onto the surface of the conjunctiva. Meibomian Gland - CORRECT ANSWER-responsible for the supply of meibum, an oily substance that prevents evaporation of the eye's tear film. Trichromat - CORRECT ANSWER-"Normal" color vision Legal Blindness - CORRECT ANSWER-20/200 Simple Myopic Astigmatism - CORRECT ANSWER-The refractive condition where one point of focus falls on the retina and the other point of focus falls in front of the retina. Compound Myopic Astigmatism - CORRECT ANSWER-the refractive error which results in two point of focus falling in front the retina example: -1.00 -2.00x090 Mixed Astigmatism - CORRECT ANSWER-The refractive condition in which light comes to two points of focus where one point is in front of the retina, and the other is behind it. Simple hyperopic astigmatism - CORRECT ANSWER-one meridian focuses on the retina while the other, in theory, focuses behind the retina Amblyopia - CORRECT ANSWER-a dimness of vision or the partial loss of sight, especially in one eye, without detectable disease of the eye The Four "O's" - CORRECT ANSWER-1. Optometrist 2. Ophthalmologist 3. Optician 4. Opthalmic Medical Personnel Triage Categories - CORRECT ANSWER-1. Emergency (evaluated immediately) 2. Urgent (12-24 hours) 3. Routine (Next available) HIPAA - CORRECT ANSWER-Health Information Portability & Accountability Act Orbital Bones - CORRECT ANSWER-Maxilla, Frontal, Zygomatic, Ethmoid, LACRIMAL, Palatine, SPHENOID Maxilla - CORRECT ANSWERFrontal - CORRECT ANSWERZygomatic - CORRECT ANSWEREthmoid - CORRECT ANSWERLacrimal - CORRECT ANSWERPalatine (not depicted in pics) - CORRECT ANSWER-Between MAXILLA and ETHMOID Sphenoid - CORRECT ANSWERExtraocular Muscles - CORRECT ANSWER-4 Rectus Muscles and 2 Oblique Muscles Rectus Muscles - CORRECT ANSWER-Superior, Inferior, Lateral, Medial Oblique Muscles - CORRECT ANSWER-Superior, Inferior Anterior Segment - CORRECT ANSWER-Cornea, Conjunctiva, Anterior Chamber, Iris, Pupil, Crystalline Lens (Accommodation), CILIARY BODY Posterior Segment - CORRECT ANSWER-Vitreous Humor, Choroid, Retina - Macula, Fovea Centralis Macula/Fovea Function - CORRECT ANSWER-Central Vision & Color Vision Snellen Fraction - CORRECT ANSWER-Numerator - # ft away Denominator # ft "normal" would be able to see Fundus - CORRECT ANSWER-Interior Posterior Surface of Eyeball Posterior Pole - CORRECT ANSWER-Retina Between the optic nerve and macula area Arcades - CORRECT ANSWER-Normal Pattern of retinal blood vessels Cup-to-Disc ratio - CORRECT ANSWER-Numerical expression indicating percentage of disc occupied by optic cup Exudates - CORRECT ANSWER-Protein or fatty fluid that leaks from blood "Cotton Wool spots" Nevus - CORRECT ANSWER-mole small and flat usually pigmented area Myopia - CORRECT ANSWER-AKA Nearsighted. Eye is too long, rays of light fall in front of retina. Corrected by a concave (-) lens Hyperopia - CORRECT ANSWER-AKA Farsighted. Eye is too short, rays of light fall behind retina. Affected by accommodation. Corrected by convex (+) lens. Corneal Astigmatism - CORRECT ANSWER-2 diff. focus points. Cornea is footballshaped. corrected with cylinder @ specific axis Irregular Astigmatism - CORRECT ANSWER-Keratoconus, Corneal Trauma. Cannot be corrected by a lens. Presbyopia - CORRECT ANSWER-Natural aging of crystalline lens. Affects accommodation. Corrected by additional plus power Diopter - CORRECT ANSWER-Unit of measure for optical lenses