Control and Coordination Final Exam

Control and Coordination Final Exam Past selection to reappear in the coming examination What process does our body use to regulate the internal condition in the body - Answer-Homeostasis Why is it important to make sure your body is kept at the right conditions even when the external enviroment changes? - Answer-because your cells need the right conditions in order to function properly, including the right conditions for enzyme reaction What are the two body systems resposible for homeostasis - Answer-nervous system and endocrine system State what changes eve's body will experience as she is running a marathon? - Answer--the rate at which her body cells respire increases -heart rate/breathing rate/breath volume increases to supply her muscles with more oxygenated blood -her muscles cells break down glucose to release the energy she needs -thermal energy increases in order to get evaporated so she can cool down (evaporation with take heat energy with it) what is normal body temperature? - Answer-37 degrees Celsius , human brain is very sensitive to changes in temperature what changes the internal conditions? - Answer-processes within body and as external conditions change TRUE OR FALSE? The control systems involved in homeostasis are 'automatic' - they happen all the time or if conditions change - we do not have to think about taking any action. - Answer-true