Question

Explain about the Haversian system.

Answer 1

Dear Student,

◆ Harvesian system -

• Harvesian canal with concentrically arranged laminae around it is called harvesian system (aka osteon) of bone.
• It is functional unit of compact bone.
• Lamelle are the concentric rings around central canal.
• Cavities containing bone cells are known as lacunae.
• These are connected to each other by tiny canals called canaliculi.

Hope this helped you.

Answer 2

Haversian system:

• Haversian system named after the inventor Clopton Havers is also called as Osteons is an essential element of compact bone.
• These systems are unevenly distributed with cylindrical structures having millimeters of length and 0.2 mm diameter as common characteristics.
• There will be a circumferential lamellae near to compact bone in which the lamellae are arranged parallel to the surface.
• Cavities contained bone cells are also called as lacunae. These systems are often found in Birds/mammals, and other amphibian species.

Learn more about Haversian system

Haversian system is a diagnostic feature of [KCET 1994; MP PMT 2001; DPMT 2003]

A) Avian bones

B) All animals

C) Mammalian bones only

D) Reptilian bones

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Haversian system are found in the [BVP 2002]

A) Pigeon

B) Panther

C) Pipe fish

D) Python

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