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1-adult skull is fused while children's and fetus 's skull is unfused.

2-The fetus and children's skull is flexable the "fontanels are soft to help mom in

birth while adult skull is rigid and hard not flexable but it is breakable.

3-The fetus and children's skull is smaller thinner and composed of deformable bones while adult's skull is bigger thicker and not deformable usually after age 18-25.

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Wiki User

13y ago

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AnswerBot

9mo ago

An infant's skull has fontanelles (soft spots) that allow for growth and flexibility of the skull bones. The infant skull bones are not fully fused, and the facial bones are less developed compared to an adult skull. The infant skull also tends to be proportionally larger in relation to the rest of the body.

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Wiki User

16y ago

The skull, which is composed of the cranium and the facial bones, has more bones in a newborn, because many of the bones are not fused and contain a lot of catrilage. In an adult, many of these bones fuse together after the brain stops developing.

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Wiki User

12y ago

1.adult skull is fused while children's and fetus 's skull is unfused.

2-The fetus and children's skull is flexable the "fontanels are soft to help mom in

birth while adult skull is rigid and hard not flexable but it is breakable.

3-The fetus and children's skull is smaller thinner and composed of deformable bones while adult's skull is bigger thicker and not deformable usually after age 18-25.

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Wiki User

15y ago

skull of infants have 2 opening called fontanelles and the bones of the skull are 4 plates not fused together, because the skull grows... the posterior fontanelles closed at around 6 weeks, the anterior one up to 18 months, later the plates fuse
You can noticed that the ration of a head of a child is large compared to his body compared to an adult
then after it is fused it start to get filled of crap once they know how to turn

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Wiki User

15y ago

The fetal skull is still very flexible allowing it to pass through the birth canal easier. The adult skull is more rigid allowing better protection of the human brain. The differences between both skulls are important because they allow them to fulfill different purposes better.

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Wiki User

12y ago

The skull to face ration is higher in a fetal skull than an adult one.

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Wiki User

8y ago

The fetal skull is not completely fused until some time after birth. And it contains what we call 'soft spots' which allow the unfused bones to slide or overlap each other during birth.

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Wiki User

11y ago

there is no difference

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Q: How does an infant's skull differ from an adult skull?
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What are two characteristics of the fetal skeleton skull that differ from the adult skeleton?

Two characteristics of the fetal skeleton skull that differ from the adult skeleton are the presence of fontanelles (soft spots) in the fetal skull that allow for flexibility during childbirth, and the incomplete fusion of cranial bones in the fetus compared to the fully fused bones in adults.


Are the spaces between skull bones that have not ossified called sutures?

Yes, the spaces between skull bones that have not ossified are called fontanelles in infants and young children. Sutures refer to the fibrous joints that connect the bones in the adult skull.


How many fewer bones does a human child have than an adult human?

Infants have more bones than adult humans. Since they must be pushed out of the uterus, their skull must be able to change shape. Their skull is broken down into four bones, as they grow older the bones will fuse together to form a solid skull.


How many bones are in an infants skull?

An infant's skull consists of several bony plates that are not fully fused at birth, allowing for flexibility during childbirth. There are typically between 44 to 49 bones in an infant's skull, including cranial bones and facial bones.


What is the soft region between bones and skull called?

The soft region between bones and the skull is called the fontanelle. It is also known as the "soft spot" and is present in infants to allow for the growth and expansion of the skull during early development.

Related questions

What are two characteristics of the fetal skeleton skull that differ from the adult skeleton?

Two characteristics of the fetal skeleton skull that differ from the adult skeleton are the presence of fontanelles (soft spots) in the fetal skull that allow for flexibility during childbirth, and the incomplete fusion of cranial bones in the fetus compared to the fully fused bones in adults.


Which is NOT a difference between a foetal skull and an adult skull?

• The foetal skull bones have different names to those in the adult SkUll


Which is NOT adifferencebetween afoetal skull andan adult skull?

• The foetal skull bones have different names to those in the adult SkUll


Which is NOT adifference between a foetal skull andan adult skull?

• The foetal skull bones have different names to those in the adult Skull


How does the process of newborn skull development impact overall growth and development in infants?

The process of newborn skull development, which involves the fusion of skull bones, can impact overall growth and development in infants by providing protection for the brain and allowing for the growth of the brain and facial structures. Proper skull development is important for normal brain function and overall physical development in infants.


Are the same skull bones seen in the adult found in the fetal skull?

no!


Are the spaces between skull bones that have not ossified called sutures?

Yes, the spaces between skull bones that have not ossified are called fontanelles in infants and young children. Sutures refer to the fibrous joints that connect the bones in the adult skull.


How many fewer bones does a human child have than an adult human?

Infants have more bones than adult humans. Since they must be pushed out of the uterus, their skull must be able to change shape. Their skull is broken down into four bones, as they grow older the bones will fuse together to form a solid skull.


What does it mean to have spongy looking areas at the back of the skull?

spopngy area on skull in adult


If the brain is smaller then the skull in adulthood what is this called?

When the brain is abnormally smaller then the skull in an adult. What is this called?


Is your skull made up of one bone?

The separate plates of a baby's skull eventually becomes fused together as the baby grows. In an adult, the skull has become one (cranium), with a hinged jawbone attached.


What are similarities between an infant skull and an adult skull?

Both an infant skull and an adult skull are made of the same material and have the same general parts. Although shaped a little bit differently, the shape is the same in a general sense.