1. Revision of controlling conditions

2. Controlling conditions 1.The conditions inside your body are known as its i…………. e………………. 2.Your body has to keep these conditions balanced – this is called h……………….. 3.This control involves chemicals called …………………….. 4.This control also involves the ………………… system.

3. Control of water 5.You take water into your body when you ……………….. and ……………… 6.You lose water when you …………….. out, and when you s……………. 7.You also lose water and salt in your …………………., which is made in your ………………… 8.Water moves in and out of cells by ……………….

4. Control of temperature 9.Core body temperature should be ……..C 10.This is to keep ……………… working at their optimum temperature. 11.The body can cool down by s……………… 12.The body can warm up by s………………………

5. Control of blood sugar 13.When you digest a meal, sugar passes into your ……………….. 14.The concentration of glucose is reduced by a hormone called ………………. 15.This hormone is produced in the …………………… 16.It stops the blood sugar level from getting too ………………..

6. Controlling conditions 1.The conditions inside your body are known as its internal environment 2.Your body has to keep these conditions balanced – this is called homeostasis 3.This control involves chemicals called hormones 4.This control also involves the nervous system.

7. Control of water 5.You take water into your body when you eat and drink 6.You lose water when you breathe out, and when you sweat 7.You also lose water and salt in your urine, which is made in your kidneys 8.Water moves in and out of cells by osmosis

8. Control of temperature 9.Core body temperature should be 37 C 10.This is to keep enzymes working at their optimum temperature. 11.The body can cool down by sweating 12.The body can warm up by shivering

9. Control of blood sugar 13.When you digest a meal, sugar passes into your bloodstream 14.The concentration of glucose is reduced by a hormone called insulin 15.This hormone is produced in the pancreas 16.It stops the blood sugar level from getting too high