Questions and Answers
What does the combining form ophthalm/o mean?
What does the combining form ir/o mean?
What does the combining form vitre/o mean?
What does the combining form lacrim/o mean?
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_______ is the fluid found in the anterior chamber of the eye.
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An ________ is a medical doctor who specializes in treating eye disorders.
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What is the ability to see one image using both eyes called?
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What are the sensitive receptor cells of the retina responsible for peripheral vision?
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Where is the area of sharpest vision in the eye located?
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What is the bending of light rays passing through the cornea, lens, and other structures of the eye called?
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What is the colored portion of the eye called?
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What is the dark opening in the center of the iris called?
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What is the transparent, biconvex body behind the pupil that bends and focuses light rays?
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What is the middle vascular layer of the eye called?
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The posterior, inner part of the eye is called the __________ of the eye.
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What structure contains the muscles that control the shape of the lens?
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Because there are no light receptor cells in the ___________, it is known as the blind spot of the eye.
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What is the delicate membrane that lines the undersurface of the eyelids and covers the anterior eyeball?
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What is the point at which optic nerve fibers cross in the brain called?
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When the ciliary body changes the size and shape of the lens by contracting or relaxing, what is this adjustment known as?
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Study Notes
Eye Anatomy and Functions
- Ophthalm/o: Combining form meaning "eye."
- Ir/o: Combining form indicating "iris."
- Vitre/o: Refers to something "glassy."
- Lacrim/o: Combining form that means "tears."
- Aqueous Humor: The fluid located in the anterior chamber of the eye.
- Ophthalmologist: A medical doctor specializing in eye disorders.
Vision Concepts
- Binocular Vision: Ability to see one image using both eyes.
- Rods: Receptor cells in the retina responsible for peripheral vision.
- Fovea Centralis: Area of sharpest vision in the eye.
Light and Eye Structures
- Refraction: Bending of light rays as they pass through the eye structures (cornea, lens) towards the retina.
- Iris: The colored part of the eye.
- Pupil: Dark opening at the center of the iris.
- Lens: Transparent, biconvex structure behind the pupil that focuses light rays.
- Choroid: Middle vascular layer of the eye.
- Fundus: Posterior, inner part of the eye.
Additional Eye Components
- Ciliary Body: Contains muscles that control the shape of the lens, aiding in focusing.
- Optic Disk: Known as the blind spot; lacks light receptor cells.
- Conjunctiva: Delicate membrane that lines the underside of eyelids and covers the anterior eyeball.
- Optic Chiasm: Point in the brain where optic nerve fibers cross.
- Accommodation: Refractory adjustment when the ciliary body alters lens size and shape.
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Description
Test your knowledge on eye anatomy and its functions with this quiz. Explore essential terms such as aqueous humor, pupillary response, and the role of different eye structures. Perfect for students of ophthalmology or anyone interested in understanding how our eyes work.