All the following features of skull of a newborn are true except_____________?

Correct answer: D. Mastoid process is of adult size

A. Diploe not formed
B. Styloid process has not fused with rest of temporal bone
C. Anterior fontanelle open
D. Mastoid process is of adult size

Explanation

A newborn skull lacks a fully developed diploe, has open fontanelles and an incompletely developed styloid process. The mastoid process is small at birth and is not yet of adult size.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated 21 September 2026

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All the following features of skull of a newborn are true except_____________?

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