Question 30 (2 points) The body system that-regulates excretion of ions Lymphatic Reproductive Respiratory Digestive Urinary

Did you know that the urinary system, primarily consisting of the kidneys, is essential not just for excreting waste but also for maintaining electrolyte balance? The kidneys filter out excess ions such as sodium and potassium, which are crucial for nerve function and muscle contraction, ensuring your body remains in tip-top shape! In the real world, the importance of the urinary system can be seen in athletes who need to stay hydrated and maintain proper ion levels for peak performance. When people sweat during exercise, they lose not only water but also vital ions. This is where electrolytes come into play—they help replenish what’s lost and keep the body's systems balanced!