Controlling water balance (AQA GCSE Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
What are the two main functions of the urinary system?
What are the two main functions of the urinary system?
Maintains water balance & removes waste
Through which three routes does the body lose water?
Through which three routes does the body lose water?
Lungs, skin, and urine
Which route of water loss can the body control?
Which route of water loss can the body control?
Water loss in urine
Which organs are the main controllers of water balance in the body?
Which organs are the main controllers of water balance in the body?
Kidneys
What happens to glucose during selective reabsorption in the kidneys?
What happens to glucose during selective reabsorption in the kidneys?
It gets taken back into the blood
What is the function of the renal arteries?
What is the function of the renal arteries?
Carry blood from body to kidneys
What is the function of the ureters?
What is the function of the ureters?
Carry urine from kidneys to bladder
What is the main function of the bladder?
What is the main function of the bladder?
Stores urine until ready to urinate
What happens to red blood cells in high concentration body fluids?
What happens to red blood cells in high concentration body fluids?
They lose water and become crinkled
What happens to red blood cells in low concentration body fluids?
What happens to red blood cells in low concentration body fluids?
They gain water and eventually burst
How much higher is urea concentration in urine compared to plasma?
How much higher is urea concentration in urine compared to plasma?
60 times higher
How much glucose is found in the urine of a healthy person?
How much glucose is found in the urine of a healthy person?
None