Question

Why do arms and legs have hollow bones?​

Answer 1

The legs and arms of human beings have Hollow tube like bones, because these bones need to be highly strong and moveable, due to continuous uses of the limbs in all activities. moreover, these bones need to be Hollow, so that the blood vessels and the nerves can pass freely through these tube like bones.

Answer 2

Here is your answer mate...

Legs and arms have large and heavy bones so that they are strong to support the body weight and help in rigorous activities. They have a tube like structure means they are hollow which allows easy passage of nerves and blood vessels.

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