Kidney Water Balance Hormone. Water balance is essential to our health and survival. Water homeostasis depends on fluid intake and maintenance of body water balance by adjustment of renal excretion under the control of arginine vasopressin hormone.
The human kidney manages more efficiently fluid excess than fluid deficit. Water balance is essential to our health and survival. When the blood volume is low the concentration of solutes in the blood is high.
Lack of hydrocortisone reduces the power of the kidney to deal with normal water loads.
When the blood volume is low the concentration of solutes in the blood is high. Adh antidiuretic hormone the brain and kidneys regulate the amount of water excreted by the body. Pituitary gland effector increases adh levels in response. If the body is becoming fluid deficient there will be an increase in the secretion of these hormones that causes water to be retained by the kidneys through increased tubular reabsorption and urine output to be reduced.