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CNHP ch 5
Question | Answer |
---|---|
Anterior chamber | contains aqueous humor (water fluid) |
Posterior chamber | contains vitreous humor (gelatinous fluid) |
Corne | transparent, outer, covering of the anterior portion |
Pupil | opening in eye that lets in light |
Iris | colored part of the eye that contains muscles to regulate the pupil's size |
Sclera | white, tough, fibrous outer later, extends from cornea to optic nerve |
Choroid | pigmented vascular layer between sclera and retina |
Conjunctiva | mucous membrane lining the eyelids and outer eye surface |
Lens | transparent structure posterior to the pupil that bends light rays on the retina to aid in focusing |
Retina | nerve tissue in the inner posterior part of the eye |
Rods | visual receptors (neurons) in retina that respond to the light waves. Rods help see dim lighting. |
Cones | visual receptors (neurons) in retina that respond to the light waves. Cones help see bright lighting. |
Verve fibers | from the rods an cones join in the optic disc from which optic nerve carries transmission to brain. |
aque/o | water |
blephar/o | eyelid |
conjuctive/o | conjuctive (to bind together) |
corne/a | cornea |
cycle/o | cricle, ciliary body |
dacry/o | tear |
lacrim/o | tear |
ir/o | colored circle, iris |
irid/o | colored circle, rare |
kerat/o | cornea |
ocul/o | eye |
ophthamlm/o | eye |
opt/o | eye |
phac/o | lens(lentil) |
phak/o | lens (lentil) |
phot/o | light |