Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
The mollusc body plan.
The dorsal (red) and ventral (blue) body cavities.