chapter  4
20 Pages

Limitations to Oxygen Transport with Aging

Responses to Exercise .....................................................................87 4.4.6 Left Ventricular Volume Changes during Exercise ...................87

4.5 Peripheral Vascular Function during Exercise .......................................88 4.5.1 Vasodilatory Capacity and Age ....................................................88 4.5.2 Regional Blood Flow Changes with Age ....................................89 4.5.3 Changes in Vascular Function and Structure .............................89

4.6 Adaptation to Increased Physical Activity..............................................89 4.6.1 Maximal Oxygen Intake.................................................................89 4.6.2 Responses to Submaximal Exercise..............................................90

4.7 Strategies for Adaptation: Central and Peripheral Factors ..................90 4.7.1 General Considerations..................................................................90 4.7.2 Cardiac Adaptations .......................................................................90 4.7.3 Peripheral Vascular Adaptations ..................................................91

4.8 Conclusions...................................................................................................92 References ............................................................................................... 93