Skeletal and Muscular System Review

What is the term for the ability of muscles to respond to stimuli?

• Contractility

• Excitability

• Extensibility

• Tonus

What is the function of the skeletal system?

• To provide structure and support to the body.

• To produce hormones that regulate metabolism.

• To facilitate the exchange of gases in the lungs.

• To store energy in the form of fat.

What type of muscle is responsible for involuntary movements in the digestive system?

• Skeletal muscle

• Cardiac muscle

• Smooth muscle

• Striated muscle

What type of muscle makes up the tissues in your heart?

• Skeletal

• Smooth

• Cardiac

• Striated

What percentage of our total body weight do muscles make up?

• 30 percent

• 40 percent

• 50 percent

• 60 percent

What type of muscle is under voluntary control?

• Skeletal muscle.

• Cardiac muscle.

• Involuntary muscle.

• Smooth muscle.

What is the role of cartilage in the skeletal system?

• To cushion joints and provide flexibility.

• To produce red blood cells.

• To connect muscles to bones.

• To store calcium and phosphorus.

What is the process by which muscles become stronger and larger?

• Atrophy

• Hypertrophy

• Dystrophy

• Sarcopenia

What connects bones to other bones?

• Tendons

• Cartilage

• Ligaments

• Muscles

What is the basic unit of muscle contraction called?

• Myofibril

• Sarcomere

• Muscle Fiber

• Tendon