SCRN Review Exam Questions and Answers
with Verified Solutions | Latest Updated 2026
periosteum dense fibrous layer containing blood
vessels;
covers and protects bony surfaces
skull hard bony structure; protects the brain
meninges area between brain and skull; consists of
three
membranes
dura mater: periosteal tough, fibrous outer layer of the dura
mater;
adheres to periosteum of cranial vault
dura mater: meningeal inner layer of dura mater involved in the
formation
of dural folds and continues on to the
spinal cord
dura mater: subdural space space between dura matter and arachnoid
mater
arachnoid mater middle inner protective layer, soft &
spongy
, subarachnoid and CSF space between the arachnoid mater and
pia
mater
pia mater inner most layer, surrounds the brain,
contains
blood vessels that travel into the brain
CSF clear, colorless fluid which circulates
around the
brain and spinal cord
brain tissue gray matter and white matter
gray matter nerve cell bodies, dendrites, supportive
tissue;
central processing unit of the brain and
spinal
cord
white matter myelinated nerve fibers - conducting
pathway of
the brain and spinal cord
blood brain barrier protects brains cells and CSF from harmful
chemicals circulating the body
subdural space head trauma is the usual cause for
bleeding here
with Verified Solutions | Latest Updated 2026
periosteum dense fibrous layer containing blood
vessels;
covers and protects bony surfaces
skull hard bony structure; protects the brain
meninges area between brain and skull; consists of
three
membranes
dura mater: periosteal tough, fibrous outer layer of the dura
mater;
adheres to periosteum of cranial vault
dura mater: meningeal inner layer of dura mater involved in the
formation
of dural folds and continues on to the
spinal cord
dura mater: subdural space space between dura matter and arachnoid
mater
arachnoid mater middle inner protective layer, soft &
spongy
, subarachnoid and CSF space between the arachnoid mater and
pia
mater
pia mater inner most layer, surrounds the brain,
contains
blood vessels that travel into the brain
CSF clear, colorless fluid which circulates
around the
brain and spinal cord
brain tissue gray matter and white matter
gray matter nerve cell bodies, dendrites, supportive
tissue;
central processing unit of the brain and
spinal
cord
white matter myelinated nerve fibers - conducting
pathway of
the brain and spinal cord
blood brain barrier protects brains cells and CSF from harmful
chemicals circulating the body
subdural space head trauma is the usual cause for
bleeding here
