Medical Terminology Chapter 8: Muscular System

voluntary muscles

• you can make these muscles move when you want to
• these muscles do their jobs without being told
• when a muscle shortens in length

involuntary muscles

• these muscles do their jobs without being told
• you can make these muscles move when you want to
• when a muscle shortens in length

contract

• when a muscle shortens in length
• these muscles do their jobs without being told
• you can make these muscles move when you want to

cardiac muscle

• muscle found in the heart to pump blood

• muscle that moves internal organs

• muscle that moves bones

visceral muscle

• muscle that moves internal organs

• muscle found in the heart to pump blood

• muscle that moves bones

skeletal muscle

• muscle that moves bones

• muscle found in the heart to pump blood

• muscle that moves internal organs

fascia

• connective tissue that wraps around muscles
• a small rounded bony projection like the elbow
• sudden involuntary jerking of a muscle

abduction

• movement away from the midline of the body
• movement toward the midline of the body
• slow movement

adduction

• movement toward the midline of the body
• movement away from the midline of the body
• slow movement

fibr/o

• fiber
• muscle
• skeleton