Musculoskeletal Questions 2

Bone growth does not involve?

Bone reabsorption
Cellular differentiation and reverse differentiation
Forming canaliculi opposite to direction of growth
Blood vesicle growth

What will not cause bones to twist as they grow?
Calcium deficiency
An acidic diet
External mechanical factors
Vitamin D deficiency

Bones do not do this type of growth:
Interstitial
Membranous
Endochondral ossification
Appositional


Which relationship is incorrect
Bone - organ and system
Endosteum - fibrous layer inside the bone
Medullary cavity - bone marrow
Sharpeys fibres - collagen attachment points

Bone remodelling stops:
When bone reabsorption stops
Never
On Fridays
When fully grown

The maximum diameter of an osteon is?
the bone width
1.3cm
0.2mm
0.4mm


The cement line is made of:
Osteogenic cells
Osteoblasts
Proteoglycans
Calcium

Bone remodelling is not used in:
Orthodontics
Initial bone healing
Secondary bone healing
Micro-damage bone repair

Which is incorrect, Mature bone is:?
Formed of osteons made of concentric lamellae
In the osteon structure it will retain for life
Constantly remodelled by cutting cones
Vascular




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