Homeostasis Flashcards
1
Q
How is ion content controlled?
A
By the kidneys- they absorb excess mineral ions to be passed out as urine
> some are lost through sweat
2
Q
How is water lost through the body?
A
> via kidneys as urine
via skin as sweat
via lungs in breath
3
Q
What is body temperature measured by?
A
The thermoregulatory centre in the brain
4
Q
What is blood sugar level affected by?
A
> eating sugar- rich foods
> vigorous exercise
> insulin
5
Q
What things must be controlled by homeostasis?
A
> temperature
water content
mineral ion content
blood sugar levels
6
Q
Why must the temperature be controlled?
A
> so that the bodily enzymes can function
