Excretory System Overview Flashcards
1
Q
Define excretion
A
the removal of metabolic wastes, made by the body, preventing their harmful increase in concentration.
2
Q
Can the creation of wastes be controlled
A
no, not even by diet, involuntary automatic as a result of systems
3
Q
Name the 5 organs in excretory
A
1) lungs
2) sweat glands
3) alimentary canal
4) kidneys
5) liver
4
Q
What is excreted by the lungs
A
CO2 and water, produced during respiration
5
Q
What is excreted by the sweet glands
A
water, traces of urea, salts, ammonia, lactic acid
6
Q
What is excreted by the alimentary canal
A
bile pigments (breakdown of haemoglobin)
7
Q
What is excreted by the kidney
A
urea, creatine.
8
Q
What is excreted by the liver
A
ammonia/urea, RBC
