Due to family history, the
newborn underwent genetic tests and was diagnosed with osteopetrosis. It is a
rare disease that limits the function of osteoclasts. These do not fulfill
their function, and therefore immature bone tissue cannot remodel and cannot be
replaced by definitive lamellar bone. Although bones grow and enlarge, only
primary fibrillar bone tissue is formed. In addition, there is increased
mineralization of bone tissue. Which of the following statements will be true
about bone tissue in this disease?

Question

Accepted Answer

the arrangement of collagen
fibers and lacunae lacks apparent regularity, increased mineralization makes
the bone more fragile and harder

Answer

the arrangement of collagen
fibers and lacunae in bone tissue does not affect its quality

Answer

the arrangement of collagen
fibers and lacunae has a clear regularity, increased mineralization makes the
bone more fragile and harder

Answer

mineralization of bone
tissue does not affect its quality

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Due to family history, the newborn underwent genetic tests and was diagnosed wit...

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