Homeostasis in Humans p190 - 196

Homeostasis - the process of maintaining a constant, internal environment within narrow limits, despite changes that take place internally and externally

Thermoregulation

Vasodilation Vasoconstriction

Sub topic 1: Negative feedback

mechanisms in Homeostasis

P191

Maintaining Glucose levels:

Maintaining CO2 levels:

Maintaining H2O and Salt levels:

Sub topic 2: Thermoregulation P192 -

196

Sweating

Vasoconstriction Vasodilation