Discs
Discs (Medicine)
Discs (pronounced: /dɪsks/) are round, flat, plate-like structures found in various parts of the human body. They play a crucial role in different bodily functions, depending on their location and structure.
Etymology
The term 'disc' is derived from the Latin word 'discus', which means a round plate or a flat piece. In the medical context, it is used to refer to certain structures in the body that resemble a disc in shape.
Types of Discs
There are several types of discs in the human body, each serving a unique function. Some of the most notable ones include:
- Intervertebral Discs: These are the discs located between the vertebrae in the spine. They act as shock absorbers and allow for flexibility and movement of the spine.
- Meniscal Discs: These are the discs found in the knee joint. They provide cushioning and stability to the knee.
- Optical Discs: These are part of the eye's structure, specifically the optic nerve. They play a crucial role in vision.
Related Terms
- Disc Degeneration: This refers to the process where discs, particularly intervertebral discs, deteriorate or break down over time, often due to aging.
- Disc Herniation: This is a condition where the inner core of an intervertebral disc bulges out through the disc's outer layer. It can cause pain and other symptoms.
- Disc Replacement: This is a surgical procedure where a damaged disc is replaced with an artificial one.
- Discitis: This is an infection in the intervertebral disc space.
See Also
External links
- Medical encyclopedia article on Discs
- Wikipedia's article - Discs
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