1Name the organs that take part in the urinary system.
2What is the smallest unit of the kidney called?
3How many millilitres of urine must collect in the bladder before we feel the need to pass urine?
4Write any one function of the nephron.
5Draw a neat diagram of the kidney and write briefly about its structure.
6Write the functions of the kidney.
7Write briefly about the structure and functions of the nephron.
8Draw a diagram of the urinary system and describe its structure and the process of micturition.
9What is the hilum, and what passes through it?
10Why does only about 1.5 litres of urine form when about 180 litres of liquid is filtered each day?
11How is a ureter different from the urethra?
12Is the adrenal gland part of the urinary system? Why?
13How do we come to know that the bladder is filling?