What is homeostasis?

Give a role for the skin in homeostasis

What do the kidneys control in homeostasis?

What controls the concentration of oxygen in the body?

What maintains the correct glucose concentration in the blood?

What happens to body temperature at night?

What happens to body temperature when we get an infection?

What is the role of the liver in homeostasis?

What does the brain do in homeostasis?

How is urea formed?

What is active transport?

What does the anti-diuretic hormone do?

When may the water level in the blood plasma become to low?