Musculoskeletal Questions 1

Which of the following is not a function of the skeletal system?

Calcium and Phosphorous reserve
Support, movement and protection
Fat storage and haemopoeiesis
Water storage and balance

Which is not a feature of the axial skeleton?
Haemopoeiesis
All paired bones
80 bones (roughly)
Support and protection


The ephyphysial line is found:
In the diaphysis
Between spongy bone
In the cranium
In the epiphysis




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


Which is false?
None of the above
Hydroxyapatite ground substance resists compression
Torsion requires both types of substance for effective resistance
Organic collagen resists tension


Which is not a derivative of the same cell line?
Osteocyte
Osteoclast
Osteogenic
Osteoblast




Which is not a cell?
Osteocyte
Osteoid
Osteogenic
Osteoblast


What is not a feature of an oestrogenic cell?
Lacunae
Normally dormant
Form periosteum and endosteum
Occur inside canals of compact bone


Which is an osteoprogenetor cell?
Osteocyte
Osteogenic
Osteoid
Osteoblast




Osteoid is how many percent collagen?
70%
10%
30%
50%


Whose lacunae reabsorb bone?
Howship
Osteoclast lacunae are unnamed
Haversian
Ruffled border



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