A catheter is a flexible tube inserted into the body.

Question

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A catheter is a flexible tube used to access and treat different parts of the body, such as the bladder, blood vessels, or the gastrointestinal tract. It can also be used to drain or collect fluids, deliver medication or nutrients, or obtain diagnostic samples. Catheters can be made of different materials and sizes, and their insertion can be done through different routes, such as the urethra, the mouth, or the skin.

A Catheter Is a Flexible Tube Inserted into the Body