Waste Excretion Flashcards
1
Q
Role of large intestines
A
Reabsorbs water and electrolytes which helps create faeces and maintain safe levels of water/electrolytes
2
Q
What are the four ways that waste can be elliminated
A
Respiratory system
Sweat glands
Digestive system
Urinary system
3
Q
Nitrogen waste
A
Proteins are broken down into amino acids by the liver. During this process nitrogen based amino acids are removed which cannot be stored by the body and are converted into Ammonia. This is a toxic molecule which is expelled from the body or converted into another molecule.
