The eyes are attached within the bony sockets (orbits) of the skull via a network of six extraocular muscles.
These muscles are crucial for controlling eye movement and allowing us to look in different directions. The attachment process involves several key components:
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Bony Orbit: The eye sits within a protective bony socket called the orbit. This socket provides structural support and protection.
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Extraocular Muscles: Six extraocular muscles are responsible for moving the eye. These muscles attach to the sclera (the white part of the eye).
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Sclera: The sclera is the tough, white outer layer of the eyeball. The extraocular muscles insert into the sclera, allowing them to exert force on the eyeball and control its movement.
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Muscle Function: Each muscle is strategically positioned to control specific eye movements:
- Medial and Lateral Rectus: Move the eye horizontally (side to side).
- Superior and Inferior Rectus: Move the eye vertically (up and down).
- Superior and Inferior Oblique: Rotate the eye.
In summary, the eye is securely held in place and moved by the extraocular muscles that attach to the sclera within the bony orbit. This intricate system allows for a wide range of eye movements necessary for vision and spatial awareness.
