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?
Support and protection
Haemopoeiesis
80 bones (roughly)
All paired bones


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




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


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


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




Which is not a cell?
Osteocyte
Osteoblast
Osteogenic
Osteoid


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?
Osteogenic
Osteoid
Osteoblast
Osteocyte




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


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



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