Homeostasis is the regulation of internal conditions inside cells or organisms, to create the optimum conditions for biological function.
What is homeostasis?
It is the control of blood glucose levels
It is the control of water levels in cells
It is the control of a constant internal environment for a range of different factors
Why do the hairs on our skin sometimes stand up when we are cold?
To trap air under them in order to keep us warmer
To know when we are frightened
The hairs stand up in order to cool us down when we are too hot
Which part of the brain monitors body temperature?
What happens during vasodilation?
Blood vessels narrow and shrink away from the skin's surface
Blood vessels widen so more blood flows through capillaries in the skin
Blood vessels move down in the skin
By what process does water move?
Why does sweat help to cool us down?
The sweat sits on your skin and cools you down because it is a liquid
It makes your clothes damp and you feel cooler
Sweat removes thermal energy from the skin during evaporation.
Why are proteins needed in a balanced diet?
To prevent constipation
For growth and repair of cells
Which organ is involved in water regulation in the body?
Why is kidney dialysis used?
To clean the blood of patients' whose kidneys aren't working properly
For cosmetic reasons
It is a quick, easy and mobile method readily available
How does ADH help control water levels in the body? - Higher
ADH controls blood sugar
ADH affects the response time in the hypothalamus
ADH affects the permeability of the kidney tubules