Muscular System Labeling and Movements

Front

What is the movement of a limb toward the body midline called?

Back

Adduction

Front

What is the point of muscle attachment to an immovable or less movable bone known as?

Back

Origin

Front

What is the primary action of the adductor muscles?

Back

Adduction (not extension, which is incorrect in the original question)

Front

What is an example of an isometric contraction?

Back

Pushing against an immovable wall

Front

Which muscle group includes the biceps femoris, semimembranosus, and semitendinosus?

Back

Hamstring group

Front

What is the opposite movement of adduction?

Back

Abduction

Front

What type of muscle contraction involves a change in muscle length?

Back

Isotonic contraction

Front

What is the role of the antagonist muscle during movement?

Back

To oppose the action of the agonist muscle

Front

What is the primary function of the hamstring group?

Back

Flexion of the knee and extension of the hip

Front

What is the term for a muscle that is primarily responsible for a specific movement?

Back

Agonist