Excretory System Flashcards
1
Q
What is excretion?
A
It is any process that gets rid of unwanted products or waste from the body
2
Q
What are the main organs involved in excretory system?
A
Skin, lungs, liver and kidneys
3
Q
Skin excretes
A
excess mineral salts as sweat
4
Q
Kidneys excretes
A
excess amino acids from protein reaction as urine
5
Q
Liver (and large intestine) excretes
A
old red blood cells as faeces
6
Q
Lungs
A
carbon dioxide waste from cellular respiration as exhaled air
