Musculoskeletal Questions 1

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

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

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


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




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


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


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




Which is not a cell?
Osteocyte
Osteoblast
Osteogenic
Osteoid


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


Which is an osteoprogenetor cell?
Osteocyte
Osteogenic
Osteoid
Osteoblast




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


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



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