CONTROLLING BODY TEMPERATURE [12.1]

Question 1

HOT

Answer 1

• sweat glands produce sweat, which evaporates
• vasoDILATION transfer more heat to surroundings

Question 2

COLD

Answer 2

hair stand up/eret to TRAP AIR
-contraction = shivering, which needs energy via respiration which is an EXOTHERMIC reaction. energy transferred from exothermic reaction raises body temp until shivering stops.
- vasoCONSTRITION reduced heat transferring out of the skin