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PEDIATRIC ARDMS REVIEW QUESTIONS AND
ANSWERS 2025
Name the 6 cranial bones. - ...ANSWER... ✔
✔Frontal, Temporal, Ethmoid, Parietal, Occipital,
Sphenoid
Which cranial bone is the "batwing" shaped bone? -
...ANSWER... ✔ ✔Sphenoid
Name the 5 major sutures of the skull - ...ANSWER... ✔
✔Coronal suture
Frontal/Metopic suture
Lambdoidal suture
Sagittal suture
Squamosal suture
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What bones form the coronal suture? - ...ANSWER... ✔
✔Frontal and parietal
What bones form the frontal/metopic suture? -
...ANSWER... ✔ ✔The 2 frontal bones
What bones form the lambdoidal suture? - ...ANSWER...
✔ ✔Occipital and parietal
What bones form the sagittal suture? - ...ANSWER... ✔
✔The 2 parietal bones
What bones form the squamosal suture? - ...ANSWER...
✔ ✔Temporal and parietal
Whats the difference between craniosynostosis and
cloverleaf skull? - ...ANSWER... ✔ ✔Craniosynostosis
- premature fusion of the lambdoidal, coronal, and
sagittal sutures.
---- May lead to microcephaly and secondary
microcephaly.
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Cloverleaf skull - premature fusion of the coronal and
lambdoidal sutures.
---- Trilobed skull appearance
---- Children die in infancy and have profound mental
deficiencies.
Name the fontanelles of the skull - ...ANSWER... ✔
✔Anterior fontanelle
Posterior fontanelle
Mastoid fontanelle
Sphenoid fontanelle
Where is the anterior fontanelle located? - ...ANSWER...
✔ ✔Junction of the 2 frontal bones and 2 parietal
bones
Where is the posterior fontanelle located? -
...ANSWER... ✔ ✔Junction of the 2 parietal bones
and the occipital bones
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Where is the mastoid fontanelle located? - ...ANSWER...
✔ ✔Junction of the temporal, parietal, and occipital
bones
Where is the sphenoid fontanelle located? -
...ANSWER... ✔ ✔Formed by the frontal bone,
anterior tip of the parietal bone and temporal bone
and the greqater wing of the sphenoid bone.
Name the divisions of the brain - ...ANSWER... ✔
✔Prosencephalon
-- Telencephalon and diencephalon
Mesencephalon
Rhombencephalon
-- Metencephalon and myelencephalon
Spinal cord
What are the regions of the brain? - ...ANSWER... ✔
✔Cerebrum
PEDIATRIC ARDMS REVIEW QUESTIONS AND
ANSWERS 2025
Name the 6 cranial bones. - ...ANSWER... ✔
✔Frontal, Temporal, Ethmoid, Parietal, Occipital,
Sphenoid
Which cranial bone is the "batwing" shaped bone? -
...ANSWER... ✔ ✔Sphenoid
Name the 5 major sutures of the skull - ...ANSWER... ✔
✔Coronal suture
Frontal/Metopic suture
Lambdoidal suture
Sagittal suture
Squamosal suture
,2|Page
What bones form the coronal suture? - ...ANSWER... ✔
✔Frontal and parietal
What bones form the frontal/metopic suture? -
...ANSWER... ✔ ✔The 2 frontal bones
What bones form the lambdoidal suture? - ...ANSWER...
✔ ✔Occipital and parietal
What bones form the sagittal suture? - ...ANSWER... ✔
✔The 2 parietal bones
What bones form the squamosal suture? - ...ANSWER...
✔ ✔Temporal and parietal
Whats the difference between craniosynostosis and
cloverleaf skull? - ...ANSWER... ✔ ✔Craniosynostosis
- premature fusion of the lambdoidal, coronal, and
sagittal sutures.
---- May lead to microcephaly and secondary
microcephaly.
,3|Page
Cloverleaf skull - premature fusion of the coronal and
lambdoidal sutures.
---- Trilobed skull appearance
---- Children die in infancy and have profound mental
deficiencies.
Name the fontanelles of the skull - ...ANSWER... ✔
✔Anterior fontanelle
Posterior fontanelle
Mastoid fontanelle
Sphenoid fontanelle
Where is the anterior fontanelle located? - ...ANSWER...
✔ ✔Junction of the 2 frontal bones and 2 parietal
bones
Where is the posterior fontanelle located? -
...ANSWER... ✔ ✔Junction of the 2 parietal bones
and the occipital bones
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Where is the mastoid fontanelle located? - ...ANSWER...
✔ ✔Junction of the temporal, parietal, and occipital
bones
Where is the sphenoid fontanelle located? -
...ANSWER... ✔ ✔Formed by the frontal bone,
anterior tip of the parietal bone and temporal bone
and the greqater wing of the sphenoid bone.
Name the divisions of the brain - ...ANSWER... ✔
✔Prosencephalon
-- Telencephalon and diencephalon
Mesencephalon
Rhombencephalon
-- Metencephalon and myelencephalon
Spinal cord
What are the regions of the brain? - ...ANSWER... ✔
✔Cerebrum
