excretion Flashcards
1
Q
conditions for body cells to work best (3)
A
when they are surrounded by right amount of:
- water
- glucose and other solutes
- temp.
2
Q
homeostasis meaning (1)
A
point of balance; internal equilibrium
3
Q
how to achieve homeostasis (2)
A
- release of hormones
- physical reactions [sweating in heat]
4
Q
excretion meaning (1)
A
-removal of metabolic waste and other toxins from body
5
Q
osmoregulation meaning (1)
A
maintaining balance of water and solutes
6
Q
secretion meaning (1)
A
release of useful substances [hormones]
7
Q
defaecation / egestion meaning (1)
A
shitting
{removal of undigested food}
8
Q
deamination meaning (1)
A
break down of excess amino acids to urea
9
Q
main excretory organs (4)
A
- skin
- colon
- liver
- kidneys
10
Q
sweat lmao (3)
A
- released through skin
- made up of water; salts; small amount of urea {#PISS}
- excretion and secretion (its useful and gets rid of waste)
