Locomotion and movement

Question 1

Describe the matrix of bone and cartilage.

Answer 1

Bone-very hard matrix-calcium salts
cartilage-piable matrix-chondrin salts

Question 2

axial skeleton,no of bones,constituents of it.

Answer 2

along the main axis of the body/
80 in number/the skull,v.column,sternum,ribs.

a single U-shaped bone present at the base of the buccal cavity called t