Steps in the negative feedback loop for water balance when blood water potential decreases.
1️⃣ Hypothalamus detects low blood water potential
2️⃣ Hypothalamus increases ADH and aldosterone secretion
3️⃣ ADH increases water reabsorption in the kidneys
4️⃣ Aldosterone increases sodium reabsorption
5️⃣ Normal blood water potential is restored