Question

Isotonic (dynamic) exercise differs from isometric (static) exercise in that there is less 

A. Increase in systolic arterial pressure. 

B. Increase in diastolic arterial pressure. 

C. Assistance to the circulation by the muscle pump. 

D. Use of slow-twitch muscle fibres. 

E. Reliance on anaerobic glycolysis.

Answer 1

A. False There is a greater increase during isotonic exercise. 

B. True Diastolic pressure rises more with isometric exercise. 

C. False The muscle pump does not function during static exercise. 

D. False In dynamic exercise more use is made of endurance fibres. 

E. True Isotonic exercise relies mainly on aerobic metabolism, whereas isometric exercise relies mainly on anaerobic glycolysis.