Question

The structural unit of the mammalian long bone
is
Volkmann's canal
Lamellae
Canaliculi
Haversian system​

Answer 1

haversian system is the structural unit as they are the longitudinal canals...

Answer 2

The structural unit of the mammalian long bone is the Haversian system.

• The Haversian system or osteon is the structural unit of mammalian bone.
• Haversian system ha constituted by Volkmann's canal and Lamellae.
• Haversian canal line the bone parallel.
• Volkman's canal is also parallel to long bone and transportation of blood vessels to the bone through the periosteum.
• Lamellae surround the Haversian canal and constitute the bine matrix. it consists of salts of calcium, phosphorous and fibres that provide strength to the bone.
• Canaliculi join the lacunae of compact bone.