A __________ semi circular bony structure to which other bones are joined.
The joints are held together with the help of _______________.
Ligament
Cartilage
Bones make up ____ percent of a person's weight.
Joints are of 2 types-- ______________________ & _____________________.
movable & immovable joints
Hinge & pivot joint
An elastic tissue present around bones.
Why do we need to keep our skeletal system healthy?
because it supports our entire body weight and protects our body organs.
to strengthen our muscles
What structures attach muscles to bones?
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