ANATOMY

Detailed explanation-1: -The main excretory organs include kidney, ureter, urinary bladder and urethra. Kidneys filter the blood and urine is the filtrate obtained. Urine passes to the urinary bladder via ureter and is expelled out of the body.

Detailed explanation-2: -The urinary bladder is the organ that collects waste excreted by the kidneys prior to disposal by urination. It is a hollow muscular, and distensible (or elastic) organ, and sits on the pelvic floor. Urine enters the bladder via the ureters and exits via the urethra.

Detailed explanation-3: -The kidney is the major excretory organ in the body. Excess urea, water and salts in the blood are filtered and expelled in the form of urine.