Eye and Ear The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

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Presentation transcript:

Eye and Ear The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

Sclera Cornea The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

Iris Pupil The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

Choroid layer Sclera Iris Pupil Cornea (clear area) The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

Posterior CavityAnterior Cavity (not anterior chamber) Lens (not posterior chamber) The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

Lens Ora Serrata Retina Fovea centralis Optic nerve Optic disc (where light focuses) Cilliary Body Suspensory ligaments

Ora Serrata Cilliary Body Suspensory ligaments Iris The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

Ora Serrata Cilliary Body Iris Pupil Sclera Choroid layer Retina Optic disc Posterior cavity Suspensory ligaments The eye model is not on the test...it just helps you see what the structures look like so you know what to look for on the sheep eye.

Cornea Sclera

Retina Lens (fell out of place) Cornea Choroid layer Sclera

Eye Choroid Sclera Retina

Eye Sclera Choroid Retina

Eye Cavity

External Ear Middle Ear Internal Ear External acoustic meatus PinnaTympanum Eustachian Tube (Auditory canal)

Function of Some Ear Structures Eustachian tube (function is to equalize pressure on both sides of the tympanic membrane) Semi-circular canal (function is for balance) Cochlea (function is for hearing)

Semicircular canals Chochlea Vestibulocholear nerve