Muscle system

What is the main function of the muscular system

• Support

• Movement

• Protection

• Containment

Muscles never _ always _

• Pull, push

• Lay, stern

• Breath, death

• Push, pull

What muscle type preformes automatically

• Automatic

• Anaerobic

• Involuntary

• Volanteraly

What type of muscles can you control

• Automatic

• Contoled

• Involuntary

• Voluntary

Striated muscles of the heart that contract involuntarily

• Smooth

• Cardiac

• Skeletal

Nonstriated muscles in the walls of visceral organs that contract involuntary to propell objects

• Smooth

• Cardiac

• Skeletal

Muscles generally attached to bones that contract voluntarily to produce movement

• Smooth

• Cardiac

• Skeletal

Every muscle is its own organ, composed mainly of skeletal muscle tissue but also blood vessels, nerves, and connective tissues.

• Correct

• Correct

• Correct

The effort applied at one end of the lever and the load is at the other, with the fulcrum in between (like a seesaw or scissors)

• First-class lever

• Second-class lever

• Third-class lever

The effort is applied at one end of the lever and the fulcrum is at the other, with the load in between (like a wheelbarrow)

• First-class lever

• Second-class lever

• Third-class lever