selton and muscles

What is the job of the skeleton? Select all the correct statements.

• help the body to move

• support and protect the body

• scare people

• to be strong

What is the job of the skull? Select all the correct statements.

• to put candles in

• supports the structure of the face

• to hold the teeth in our mouth

• protects the brain

Animals that have skeletons on the outside of their body are called....

• endoskeletons

• skeletons

• exoskeletons

• weird

What is the job of the ribs?

• they protect our rib cage

• they protect our heart and lungs

• they protect our face

• they protect our necks

Complete the sentence. The skeleton bends at the..........

• knees only

• waist

• joints

• face

Complete the sentence. Muscles are attached to the ....................

• joints

• bones

• skull

• face

When a muscle contracts....

• it pulls up the bone it is attached to

• it goes back to its normal size

• it gets stronger

• it smiles

When a muscle relaxes....

• it pulls up the bone it is attached to

• it goes back to its normal size

• it gets stronger

• smiles and sighs

Choose all the correct statements.

• A tendon is a band of tissue that connects muscle to bone.

• Your muscles pump blood around your body

• Your muscles help you to lift heavy objects

• Muscles provide the tug on the bones needed to bend, straighten, and support joints.

Muscles move bones by pushing and pulling them.

• true

• false