Which endocrine gland releases the hormone that regulates water balance in the human body?
Select one option:
Which hormone is transported in the blood to the kidneys to control water loss?
Select one option:
A runner is training on a hot day and has lost a lot of water through sweating, but has not had anything to drink.
Explain how the pituitary gland and the kidneys cooperate to reduce water loss and maintain homeostasis.
Patients with end-stage renal failure can be treated using either hemodialysis (dialysis) or a kidney transplant.
Explain two biological reasons why a kidney transplant is considered a better medical treatment option than dialysis.
Do not refer to cost, convenience, travel, or free time in your answer.
62 exam-style questions on AQA GCSE Biology 5.3 Hormonal coordination in humans, covering 5.3.1 Human endocrine system, 5.3.2 Control of blood glucose concentration, 5.3.3 Maintaining water and nitrogen balance in the body, 5.3.4 Hormones in human reproduction, 5.3.5 Contraception, 5.3.6 The use of hormones to treat infertility (HT only), and 5.3.7 Negative feedback (HT only). Each one has a worked solution and a mark scheme showing where the marks go.