yes, yes they are
Yes, the bladder and the kidneys are part of an organ system.
The kidneys are the principal organ.
The kidney is part of the urinary system, which consists of the kidneys, ureters, urinary bladder, and urethra.
The organ in the adult pig that removes cell wastes from the blood is the kidneys. The kidneys are a vital organ in pigs.
Kidneys
Kidneys
kidneys
kidneys
kidneys
The Kidneys
kidneys
The kidneys