Question

1.The main function of bones is
a. to produce bone-marrow
b. to protect body's delicate internal organs
c. to conduct flow of blood
d. to bear weight of the whole body
2. Name a freely movable joint in our body. _
3. The joint of skull to the first two vertebrae of the backbone is called a _ joint.

Answer 1

The main function of bones is b) to protect body delicate internal organs like heart, kidneys, pancreas

Answer 2

1 b
2 pivot joint
3 pivot joint