Cardiac output decreases during
Ans. (d) Standing from lying down positionRef: Ganong, 25th ed/p.544Cardiac output changesNo change:SleepIncreases during:Anxiety and excitement (50-100%)Eating (30%)Exercise (up to 700%)High environmental temperaturePregnancyEpinephrineDecreases during:Standing from lyingHeart diseases
Moderate increase in environmental temperature
Anxiety and excitement
Eating
Standing from lying down position
Heart, Circulation, and Blood