____________ are made of long and strong fibres

The ribcage protects the __________ and the ________

__________is   built of  many segments.

Movement  of the bones is controlled by ____________

______________ forms  the head.

______________ bones are round

______________ protects  the Brain.

Wrist and  ankle movements are called ___________

We use ___________ muscles  to smile.

_______________produces blood cells.