PEDIATRIC ARDMS EXAM |LATEST UPDATED
2026/2027 A COMPLETE SOLUTION ALL ANSWERS
GET IT 100% CORRECT VERIFIED BEST GRADED A+
FOR SUCCESS
What is the term for premature fusion of the lamboidal, coronal and
sagittal sutures?
Craniosynostosis which leads to microcephaly
What is the term for premature fusion of the lambdoidal and coronal
sutures?
Cloverleaf skull
Name the 4 fontanelles
anterior
posterior
sphenoid
mastoid
Name the divisions of the brain:
Prosencephalon (telencephalon and diencephalon)
Mesencephalon
Rhombencephalon (metencephalon and myelencephalon)
Spinal cord
The Prosencephalon consists of:
telencephalon and diencephalon
The Rhombencephalon consists of:
metencephalon and myelencephalon
The pons is connected to the cerebellum by the____?
,middle cerebral peduncles
Sonographic appearance of brain parenchyma?
Homogenous and low echogenicity
Describe the sonographic appearance of gyri vs. sulci
gyri - folds/convolutions - hypoechoic
sulci - grooves - echogenic
What is gray matter composed of?
outer brain, made up of neurons
What is white matter composed of?
deep brain, made up of bundles of axons and dendrites covered in fat
Name the major gyrus
Cingulate
(hypoechoic)
Name the major suclus
Central sulcus
Absence of sulci suggests what?
,Prematurity or cerebral edema/infection
What sulcus carries the callosal marginal artery?
Cingulate
What sulcus carries the posterior cerebral artery?
parieto-occipital
What are the 2 main fissures of the brain?
interhemispheric fissure
lateral fissure (sylvian)
The MCA is seen pulsating within what?
Sylvian fissure
The falx cerebri contains what and lies within what?
superior sagittal sinus
interhemispheric fissure
Name the 3 coverings of the brain.
dura mater
arachnoid mater
pia mater
Where is the dura mater located?
outermost layer
Where is the arachnoid mater located?
, between dura mater and pia mater
(middle layer)
Where is the pia mater located?
innermost surface of the brain
Where is the epidural space located?
between dura mater and skull
Where is the subdural space located?
between dura mater and arachnoid mater
Where is the subarachnoid space located?
between arachnoid and pia mater
Most important reflection that separates the cerebellum and brainstem
from the occipital lobes of cerebrum
Tentorium cerebelli
What separates the 2 hemispheres of the brain? (lies within the
interhemispheric fissure)
Falx cerebri
Name the 4 major subarachnoid cisterns
Cisterna magna
Pontine cistern
Interpeduncular cistern
Quadrigeminal cistern
2026/2027 A COMPLETE SOLUTION ALL ANSWERS
GET IT 100% CORRECT VERIFIED BEST GRADED A+
FOR SUCCESS
What is the term for premature fusion of the lamboidal, coronal and
sagittal sutures?
Craniosynostosis which leads to microcephaly
What is the term for premature fusion of the lambdoidal and coronal
sutures?
Cloverleaf skull
Name the 4 fontanelles
anterior
posterior
sphenoid
mastoid
Name the divisions of the brain:
Prosencephalon (telencephalon and diencephalon)
Mesencephalon
Rhombencephalon (metencephalon and myelencephalon)
Spinal cord
The Prosencephalon consists of:
telencephalon and diencephalon
The Rhombencephalon consists of:
metencephalon and myelencephalon
The pons is connected to the cerebellum by the____?
,middle cerebral peduncles
Sonographic appearance of brain parenchyma?
Homogenous and low echogenicity
Describe the sonographic appearance of gyri vs. sulci
gyri - folds/convolutions - hypoechoic
sulci - grooves - echogenic
What is gray matter composed of?
outer brain, made up of neurons
What is white matter composed of?
deep brain, made up of bundles of axons and dendrites covered in fat
Name the major gyrus
Cingulate
(hypoechoic)
Name the major suclus
Central sulcus
Absence of sulci suggests what?
,Prematurity or cerebral edema/infection
What sulcus carries the callosal marginal artery?
Cingulate
What sulcus carries the posterior cerebral artery?
parieto-occipital
What are the 2 main fissures of the brain?
interhemispheric fissure
lateral fissure (sylvian)
The MCA is seen pulsating within what?
Sylvian fissure
The falx cerebri contains what and lies within what?
superior sagittal sinus
interhemispheric fissure
Name the 3 coverings of the brain.
dura mater
arachnoid mater
pia mater
Where is the dura mater located?
outermost layer
Where is the arachnoid mater located?
, between dura mater and pia mater
(middle layer)
Where is the pia mater located?
innermost surface of the brain
Where is the epidural space located?
between dura mater and skull
Where is the subdural space located?
between dura mater and arachnoid mater
Where is the subarachnoid space located?
between arachnoid and pia mater
Most important reflection that separates the cerebellum and brainstem
from the occipital lobes of cerebrum
Tentorium cerebelli
What separates the 2 hemispheres of the brain? (lies within the
interhemispheric fissure)
Falx cerebri
Name the 4 major subarachnoid cisterns
Cisterna magna
Pontine cistern
Interpeduncular cistern
Quadrigeminal cistern
