tear film -Answer the main supply of oxygen to the corneal epithelium is derived from the:
focus the eyepiece -Answer this is the first step that should be performed when taking
keratometer measurements
ocular signs of aging -Answer 1) tear film abnormalities
2) reduced lid elasticity
3) lens opacities
4) loss of accommodation
endothelium -Answer the layer of the cornea whose main function is to keep the cornea
clear through created pump action creating proper fluid balance
secondary infections -Answer patient with keratitis sicca are more prone to:
one week -Answer the average life span of a corneal epithelial cell from mitosis through
maturation and desquamation
photo-phobia, grittiness and burning sensation -Answer wearing lenses in high altitudes
and
dry environments may result these complaints from the patient
eyelids -Answer these are the first line of defense in the protective system of the eye