Term
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Definition
Fibrous Tunic:
Superficial layer of the Eyeball. Has a mucous membrane that protects eyeball. |
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Term
| [image] Name the structure and give function? |
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Definition
Conjunctiva (mucous membrane):
Protects the eyeball. |
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Term
| [image]
[image] Name highlighted area's and give function? |
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Definition
Palpebral (eyelid) conjunctiva:
Protects the eyeball. |
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Term
| [image]
[image] Name highlighted area's and give function? |
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Definition
Bulbar conjunctiva (layers front of eyeball):
Protects the eyeball. |
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Term
| [image]
[image] Name highlighted area's and give function? |
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Definition
Conjunctival sac (pt. where palpebral & bulbar cross):
Protects the eyeball. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Cornea:
Protection and Refraction (75% for light bending). |
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Term
| [image] Name the area the arrow is pointing at and its function? |
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Definition
Corneal epithelium (NDSSET):
Superficial top layer of cornea. |
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Term
| [image] Name the area the arrow is pointing at and its function? |
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Definition
Corneal stroma (D.Ir.C.T):
Middle layer of the cornea. |
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Term
| [image] Name the area the arrow is pointing at and its function? |
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Definition
Corneal endothelium (aka~simple squamous epithelium):
Deep layer of the cornea. |
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Term
| [image]
[image]
[image] Name the area the arrow is pointing at and its function? |
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Definition
Sclera:
Protection (outermost area of the eyeball), the whites of the eye. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Sclera:
Protection (outermost area of the eyeball), the whites of the eye. |
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Term
| [image] Name the area the arrow is pointing at and its function? |
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Definition
Vascular tunic (uveal tract):
Middle Layer of the Eyeball. |
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Term
| [image]
[image] Name the area the arrow is pointing at;the highlighted part and its function? |
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Definition
Choroid (blood vessel layer):
Absorbs excess light & heat. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Ciliary muscle:
Focus for near vision. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Ciliary processes:
Produce aqueous humor (produced 24/7). |
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Term
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Definition
| Feature around the Ciliary body. |
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Term
| [image]
[image]
[image] Name the area the arrow is pointing at and its function? |
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Definition
Iris (colored part of eye):
Protective melanin and controls diameter of pupil. |
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Term
| [image]
[image] Name the area the arrow is pointing at and its function? |
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Definition
Pupil (Opening in center of eye):
Allows light to enter the eye. |
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Term
| [image] Name the area the arrow is pointing at and its function? |
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Definition
Nervous tunic:
The deep layer of the eye. |
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Term
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Definition
Retina:
houses photo receptor cells (rods & cones). |
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Term
| [image] Name the area the arrow is pointing at and its function? |
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Definition
Fovea centralis:
Allows for sharp color vision (most cones in this area). |
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Term
| [image] Name the highlighted are and its function? |
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Definition
Macula lutea:
Houses the fovea centralis. |
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Term
| [image]
[image]
[image] Name the area the arrow is pointing at; the highlighted area and the function? |
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Definition
Optic disc (aka the blind spot~no cones or rods):
Blood vessels enter and exit eye; allows optic nerve to exit the eyeball. |
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Term
| [image]
[image] Name the highlighted part and its function? |
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Definition
Optic nerve:
Cranial nerve II, sensory nerve for vision. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Pigmented epithelium:
Absorbs excess light and stores excess vitamin A. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Anterior cavity:
houses the anterior & posterior chambers. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Anterior chamber:
space between the cornea & the iris that houses aqueous humor. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Posterior chamber:
space between the iris & the that houses aqueous humor. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Aqueous humor:
Nourishes the cornea & the iris, also helps maintain intra-ocular pressure. |
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Term
| [image]
[image]
[image] Name the highlighted part/the are the arrow is pointing at and its function? |
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Definition
Cancal of Schlemm (aka~scleral venous sinus):
Returns aqueous humor back to blood stream. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Posterior cavity:
houses vitreous humor. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Vitreous body (vitreous humor):
Maintains the position of the retina. |
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Term
| [image]
[image] Name the highlighted part/the are the arrow is pointing at and its function? |
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Definition
Lens (crytallins~protein inside Lens):
Helps focus for near vision. |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Lens capsule:
holds in the crystallins(proteins). |
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Term
| [image] Name the highlighted part and its function? |
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Definition
Suspensory ligaments (aka~zonular fibers):
Connects the lens to the ciliary muscle. |
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Term
| [image] Name the area(s) where the arrows are pointing and the function? |
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Definition
Upper and lower palpebrae(eyelids):
Helps protect the eyeball. |
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Term
| [image]
[image] Name the highlighted part and its function? |
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Definition
Tarsal(Meibomian)glands:
Lubricates the eyelids (palpebrae). |
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Term
| [image] Name the area where the arrow is pointing to and its function? |
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Definition
Ciliary glands:
Lubricates the eyelids, the white line. |
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Term
| [image]
[image] Name the highlighted part/the are the arrow is pointing at and its function? |
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Definition
Palpebral fissure:
Allows light to enter eye (opening of eye). |
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Term
| [image] Name the highlighted area(s)? |
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Definition
Medial and lateral commissure:
No function available. |
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Term
| [image] Name the area where the arrow is pointing to and its function? |
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Definition
Caruncle:
Produces lubricating fluid. |
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Term
| [image] Name the highlighted area(s) and the function? |
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Definition
Lacrimal gland:
To produce tears (w/lysozyme). |
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Term
| [image] Name the area(s) where the arrows are pointing to and its function? |
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Definition
Lacrimal punctum:
Where tears drain. |
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Term
| [image]
[image] Name the area(s) where the arrows are pointing/where highlighted and its function? |
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Definition
Lacrimal canaliculus (lacrimal canal):
Collects drained tears. |
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Term
| [image] Name the highlighted area(s) and the function? |
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Definition
Lacrimal sac:
Where collected tears settle. |
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Term
| [image] Name the highlighted area(s) and the function? |
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Definition
Nasolacrimal duct:
Drains the tears collected deep to the inferior nasal conchae. |
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