Types of Muscle Contractions

Front

Which statement best describes the sliding filament theory?

Back

Actin and myosin overlap more during contraction

Front

During a concentric contraction, what happens to the muscle?

Back

The muscle shortens while producing force

Front

Which option describes an eccentric contraction?

Back

Muscle lengthens while resisting load

Front

What is the defining feature of an isometric contraction?

Back

Muscle length does not change

Front

Isotonic contractions are best defined as movements where the muscle:

Back

Shortens or lengthens when force is applied

Front

Isokinetic contractions are characterized by:

Back

Movement at a constant speed

Front

In a wall sit, the quadriceps hold a position without changing length. What type of contraction is this?

Back

Isometric contraction