Musculoskeletal Questions 1

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

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

Which is not a feature of the axial skeleton?
All paired bones
80 bones (roughly)
Haemopoeiesis
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
Endosteum - fibrous layer inside the bone
Bone - organ and system
Medullary cavity - bone marrow


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


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




Which is not a cell?
Osteocyte
Osteoid
Osteoblast
Osteogenic


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


Which is an osteoprogenetor cell?
Osteogenic
Osteoblast
Osteoid
Osteocyte




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


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



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