Question
Explain the role of anti-diuretic hormone (ADH) in water regulation.
Answer :
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Anti-diuretic hormone (ADH), also known as vasopressin, plays a crucial role in regulating the body's water balance. It is produced in the hypothalamus and stored and released by the posterior pituitary gland in response to signals indicating dehydration or an increase in blood osmolality (the concentration of solutes in the blood). When the body needs to conserve water, ADH is released into the bloodstream. ADH acts primarily on the kidneys, specifically on the collecting ducts within the nephron. It binds to receptors on the cells of the collecting ducts,
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