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level: Module 2

Questions and Answers List

level questions: Module 2

Question	Answer
What is the opto term for prescription?	Rx
What is the opto term for left eye	Oculus Sinister, sinistra
What is the opto term for both eyes	Oculus Uterque, uniter, unistra
What is the opto term for right eye	Oculus Dexter
What is the opto term for patient?	Px
It is a optometric tool used in measuring the distance between the two pupils	PD Ruler
This is where the sharpest, clearest, keenest vision is exhibited (central vision). It is located behind the macula	Fovea centralis
Macula lutea produces _______ that helps us see better	Lutein
This is a type of photoreceptor cells which is responsible in photopic vision	Cones
This is a type of photoreceptor cells which is responsible in scotopic vision	Rods
What is inside the retina?	Photoreceptor cells
What is in the inner nervous coat?	Retina
What is in the outer fibrous coat?	Sclera, cornea
What is in the middle vascular coat?	Choroid, iris, ciliary body
Three coatings or tunics of the human eye?	Outer fibrous coat, middle vascular coat, inner nervous coat
It prevents water or sweat going to the eye	Eyebrows
This lashes has two rows, 100-150 lashes	Upper lashes
This lashes has only one row, 50-75 lashes	Lower lashes
What is the single strand of lash called for?	Cilia (pl. Cilium)
Cilia's lifespan?	3-5 months
These are considered the thinnest skin in the face, it inflames after tear production in the eye.	Eyelids
Also called as cranial nerve II. The main nerve that supplies the eyeball.	Optic nerve
In palpebral fissure/aperture size, the upper eyelid covers ___ of the cornea	2mm
In palpebral fissure/aperture size, the lower eyelid covers ___ of the cornea	1mm
Normal range of length in palpebral fissure/aperture size.	26-29mm
Normal range of height in palpebral fissure/aperture size.	8-10mm
Ophthalmology term for head tilt.	Torticollis
What is the ophthalmology term that is too sensitive to light	Photophobia
Almond-shaped structure which is the opening of the eye, upper & lower eyelid	Lid closure or aperture (palpebral fissure)
It is the ophthalmology term for drooping of the eyelid	Ptosis, blepharoptosis
In the human eye, it is the transparent media that light passes through.	Cornea
White portion of the eye	Sclera
In children's sclera, it is ______ in color (because of the blood vessels underneath)	Bluish
In adult's sclera, some are _______ (because lipid deposits are already invading the sclera)	Yellowish
The perfectly round black hole at the center of the iris	Pupil
It is the rhythmic motion of the pupil.	Hyppus
In a lighted room, the normal size of the pupil is _____ to _____	3.5mm - 5mm
It is the colored membrane of the eye, its color varies from pale blue to dark brown	Iris
This is an abnormal condition of the iris whereas the color is different from the other	Heterochromia Iridis
It is a transparent biconvex structure behind the iris. It focuses light rays entering through the pupil in order to form image on the retina	Crystalline Lens
This test is a gross estimation of the increase ocular pressure.	Palpation Test
This is kind of abnormal pupil where the patient has more than one pupil in one eye.	Polycoria
This is kind of abnormal pupil where the patient has distorted pupil	Dyscoria