THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -The process of excretion is called urination and it is excreted through the urethra. Urine primarily consists of water (95%), including organic solute like urea (2.5%), and other wastes (2.5%) such as enzymes, hormones, fatty acids etc.

Detailed explanation-2: -Urine is a very complex fluid comprised of 95% water and 5% solids. Approximately one and one-half liters of urine is excreted each day. This urine is the end product of metabolism carried out by billions of cells in the renal and urinary systems. The nephron is the kidney’s primary functional unit.

Detailed explanation-3: -Urine is about 95% water. It is not completely sterile of microorganisms, as many sources incorrectly state. But it doesn’t contain any of the harmful microbes that can make you immediately sick-such as those you might ingest from contaminated wilderness water, and which are generally transferred through feces instead.