MICROANATOMY

Detailed explanation-1: -In most individuals, the normal urinary ammonia excretion is 30 to 40 mmol/d, indicating that filtered ammonia is only a minor component of total excreted ammonia.

Detailed explanation-2: -Humans and animals release ammonia in urine. High amounts of ammonia can be found near farms, sewage treatment plants, and industries which store ammonia or use it as a refrigerant.