It sounds like you are trying to describe the process of water absorption in the large intestine and the formation of urine in the kidneys. Let me clarify and present the information more clearly:
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Water Absorption in the Large Intestine: The large intestine (or colon) is responsible for absorbing water and electrolytes from the undigested food material that arrives from the small intestine. As this material passes through the large intestine, water is reabsorbed into the body, which helps to form solid waste (feces).
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Role of the Kidneys: Once the water is absorbed, the kidneys play a crucial role in regulating the body's fluid balance. They filter the blood, removing waste products and excess substances (including water) to produce urine. This urine is stored in the bladder until it is excreted from the body.
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Nervous System Regulation: The brain and nervous system help regulate kidney function and water balance. For instance, if the body is dehydrated, signals may prompt the kidneys to retain more water and reduce urine output. Conversely, if there is excess water, the kidneys may excrete more urine.
In summary, water enters the large intestine where it is absorbed, and what remains is processed by the kidneys to form urine, which is then expelled from the body. If you have specific questions or need further clarification, feel free to ask!