The up-phase of curl-ups is an example of which type of muscular contraction?
Pressing palms together tightly to contract the pectoral muscles is an example of a(n)________ contraction.
Don does bench presses with a barbell.This type of exercise provides what type of resistance?
Darnell has just purchased a multi-station exercise machine for his home.While his machine does not control for speed of contractions,it does alter the resistance encountered by the muscles at various joint angles.This method of resistance is called ____________________________.
A)body weight resistance