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The ___________ is not an organ of the urinary system.

A. Extracellular fluid (ECF) includes all the fluid outside of cells, such as interstitial fluid, blood plasma, and lymph. However, the majority of body water is found inside the cells.

B. Blood plasma and lymph are components of the extracellular fluid. Although they contain water, they do not hold the greatest volume compared to intracellular fluid.

C. Intracellular fluid (ICF) refers to the fluid within the cells, and it constitutes the largest volume of water in the body.

D. Tissue (interstitial) fluid is part of the extracellular fluid found between cells. While it contains a significant amount of water, it does not account for the greatest volume in the body.

A. Urethra: The urethra is a part of the urinary system that carries urine from the urinary bladder to the outside of the body.

B. Ureter: The ureters are tubes that carry urine from the kidneys to the urinary bladder. They are part of the urinary system.

C. Kidney: The kidneys are the primary organs of the urinary system responsible for filtering blood and producing urine.

D. Urinary bladder: The urinary bladder is an organ in the urinary system that stores urine before it is excreted.

E. Liver: The liver is not an organ of the urinary system. It plays a crucial role in metabolism, detoxification, and bile production, but it is part of the digestive system.