Lab 2 (Eye)

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Terms in this set (...)

Conjunctiva
Thin membrane covering the sclera
Fibrous Tunic
Cornea and Sclera
Cornea
Protection
Sclera
Protection
Vascular Tunic
Iris, Choroid, Ciliary Body
Iris
Controls pupil size and how much light is entering the eye
Choroid
Between the retina and the sclera; absorb stray light and provide nourishment to the back of the eye
Ciliary Body
Changes shape of lens for focus; releases aqueous humor into eye
Suspensatory Ligaments
Adjust tension in lens to change amount of refracted light
Pupil
Regulate amount of light entering the eye
Ora Serrata
Serrated portion between the retina and ciliary body
Nervous/Sensory Tunic/Retina
Optic Nerve, Anterior and Posterior Cavities, Macula Lutea
Retina
Receive light and turn it into neural signals
Optic Nerve
Transfer visual data via electrical impulses
Blind Spot
Area without any photoreceptive cells
Macula Lutea
Sharp, detailed vision
Fovea Centralis
Most acute vision take place here, only cones
Lens
Changes shape for objects at varying distances