Topic 13 revision notes in downloadable word format; to be completed.
The Kidney & Nephron from the Khan Academy in 18m 37s and in much more detail than we need:
A good powerpoint that includes osmoregulation:
14.4 Homeostasis notes in downloadable word format.
A lesson on Thermoregulation from Mr Dare:
Science Bank 16 (Homeostasis): part 1 – controlling Temperature (to 5m 10s), part 2 – controlling Water Levels (to 9m) & part 3 – controlling Blood Sugar Level (to 14m 10s):