Musculoskeletal Questions 1

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

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

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


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




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


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


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




Which is not a cell?
Osteoid
Osteocyte
Osteoblast
Osteogenic


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


Which is an osteoprogenetor cell?
Osteogenic
Osteocyte
Osteoblast
Osteoid




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


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



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