Craniosynostosis is a condition in which one or more of the fontanelles are replaced with bone prematurely. Which of the following is not a possible consequence of this condition?a.When one or more fontanelles is closed prematurely, bone growth along the lateral aspects of the head can affect the small bones of the inner ear and result in deafness.b.When one or more fontanelles is closed prematurely, asymmetric growth of cranial bones can result in abnormal or asymmetric facial features.c.When one or more fontanelles is closed prematurely, the bones of the skull may not grow fast enough to accommodate the growing brain, resulting in increased intracranial pressure.d.When one or more fontanelles is closed prematurely, the bones of the skull cannot grow properly in all directions, resulting in an abnormal head shape.

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Asked Oct 8, 2019
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Craniosynostosis is a condition in which one or more of the fontanelles are replaced with bone prematurely. Which of the following is not a possible consequence of this condition?

a.When one or more fontanelles is closed prematurely, bone growth along the lateral aspects of the head can affect the small bones of the inner ear and result in deafness.

b.When one or more fontanelles is closed prematurely, asymmetric growth of cranial bones can result in abnormal or asymmetric facial features.

c.When one or more fontanelles is closed prematurely, the bones of the skull may not grow fast enough to accommodate the growing brain, resulting in increased intracranial pressure.

d.When one or more fontanelles is closed prematurely, the bones of the skull cannot grow properly in all directions, resulting in an abnormal head shape. 

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Expert Answer

Step 1

Craniosynostosis is a birth defect in which one or more of the soft spots or fontanelles are replaced with the bones prematurely.

Step 2

The correct answer is “When one or more fontanelles is closed prematurely, bone growth along the lateral aspects of the head can affect the small bones of the inner ear and result in deafness”.

Reason for correct answer:

The fontanelles (soft spots) are fibrous connective tissue present in the newborn skull. The fontanelles present at birth ossifies eventually. In craniosynostosis, these soft spots are replaced with bones p...

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