Haversian canal is

Options

(a) Found in all the bones
(b) Found only in long human bones
(c) Found in alimentary canal
(d) None of the above

Correct Answer:

Found only in long human bones

Explanation:

In mammalian bone, matrix is arranged in fine concentric rings-lamellae, around a Haversian canal (containing blood vessels, lymphatics and nerves). This forms a Harversian system. Its main function is transportation of nutrients and O₂ through blood. It is present only in long compact bones and absent in spongy bones.