Understanding Muscles and Movement

What is the main function of the muscular system?

• To provide structure to the body

• To digest food

• To move the body

• To protect internal organs

Which type of muscle is found only in the heart?

• Smooth muscle

• Cardiac muscle

• Skeletal muscle

• Connective muscle

What do muscles work in to move bones?

• Pairs

• Singles

• Groups of three

• Independently

Which of the following is NOT a function of the muscles?

• Producing heat

• Storing nutrients

• Pumping blood

• Helping with digestion

What is the term for the place where two bones are connected and movement occurs?

• Joint

• Ligament

• Tendon

• Cartilage

What attaches muscles to bones?

• Ligament

• Muscles

• Tendons

• Bones

What happens to muscles when they are not used for a long time?

• They get bigger

• They stay the same

• They get shorter

• They can weaken and shrink

What joint is an examples of your Knuckles?

• hinge joint

• move over one

• gliding joint

• pivot joint