The brain controls water balance, body temperature, and the endocrine system.
The kidneys are primarily responsible for regulating the body's water balance by filtering and excreting excess water or conserving water as needed. Additionally, the brain's hypothalamus helps regulate thirst levels and signals the body to retain or release water based on its hydration status.
a swim bladder
Kidney
The urinary system remove waste from the body and helps maintain water balance. The nervous and endocrine systems regulate and control water balance.
Water.
The brain controls body temperature, water balance, and sleep.
Both the skin and the kidneys have the job of maintaining water balance in your body.
hypothalamus
The kidney is the organ that collects water and filters body fluids. It helps regulate water balance, filter waste products from the blood, and produce urine.
Posterior pituitary gland secreting anti-diuretic hormone.
plasma membrane. it controls the water movement through osmosis.