<prompt> Cardiac output is increased by all except -ExercisePregnancyHot atmosphereStanding from lying down  <response>: Ans. is d i.e., Standing from lying down Effect of various conditions on cardiac outputNo changeo Sleep o Moderate changes in environmental temperatureIncreaseo Anxiety and excitement 50-100 o Eating 30 o Exercise up to 700 o High environmental temperature o Pregnancy o EpinephrineDecreaseo Sitting or standing from lying position 20-30 o Rapid arrhythmias o Heart disease 