The Muscular System Intro

Front

What is the function of tendons?

Back

To attach muscle to bone.

Front

What is the role of the sarcomere in muscle contraction?

Back

It is the basic unit of contraction.

Front

What structure connects muscle to bone?

Back

Tendon.

Front

What are the three types of muscle?

Back

Skeletal, Smooth, Cardiac.

Front

What is the Z-line in muscle structure?

Back

It is a boundary within the sarcomere that anchors actin filaments.

Front

What is the primary function of skeletal muscle?

Back

To facilitate voluntary movement of the body.

Front

What is smooth muscle responsible for?

Back

Involuntary movements in internal organs.

Front

What is cardiac muscle?

Back

A specialized muscle found only in the heart, responsible for pumping blood.

Front

What is the role of myosin in muscle contraction?

Back

Myosin is a protein that interacts with actin to cause muscle contraction.

Front

What is actin?

Back

A protein that forms thin filaments in muscle fibers.