Respiration & Gas Exchange Respiration & Gas Exchange Flashcards Master the Respiratory System, Breathing Mechanisms & More 1 CURRENT 53 TOTAL 0 CORRECT 0 REVIEW All Categories Breathing MechanismEnergy & MetabolismGas ExchangeGas TransportRespiratory AdaptationsRespiratory ControlRespiratory DisordersRespiratory ExperimentsRespiratory PhysiologyRespiratory SystemTypes of Respiration Energy & Metabolism 1/53 Why do humans need energy? Energy & Metabolism 1/53 Humans need energy for metabolic activities that include:Growth and cell divisionProtein synthesisMaintenance of body temperaturePassage of nerve impulsesMuscle contraction and movementsActive transportThese activities can be anabolic (building up) or catabolic (breaking down). ↻ ← → ↺ Reset Progress Shuffle Cards Study Incorrect ← Previous Card → Next Card Space Flip Card