Quiz #4 - CNS - Gross anatomy of the Nervous system (A&P)
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56 Terms
1
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Gray matter is composed mostly of __________ and synapses.
cell bodies
2
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The outer gray matter layer on the cerebrum is called __________.
cortex
3
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Gray matter is the site of __________ within the CNS.
integration
4
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The brain has __________ regions of gray matter.
2
5
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The outermost layer of the cerebellum comprises __________.
cerebellar cortex
6
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Gray matter in the spinal cord has a shape similar to a __________.
butterfly
7
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White matter in the CNS is composed of __________ axons and neuroglia.
myelinated
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White matter is the site where __________ travels from place to place in the CNS.
information
9
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Axons carrying information to similar destinations form __________.
tracts
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The cerebrum is the __________ region of the brain.
largest
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Gyri are the __________ of folds in the brain.
high points
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The low points of brain folds are called __________.
sulci
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The longitudinal fissure divides the cerebrum into __________ and left hemispheres.
right
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The cerebellum is located __________ to the brain stem.
posterior
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Folia are the __________ found on the surface of the cerebellum.
surface folds
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The diencephalon is located __________ to the brain stem.
superior
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The hypothalamus contains the __________ gland attached to its anterior surface.
pituitary
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The midbrain is located just __________ to the thalamus.
inferior
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The pons is often referred to as having a __________ shape.
big belly
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The medulla oblongata connects to the __________.
spinal cord
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The brain and spinal cord are surrounded by protective coverings called __________.
meninges
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Dura mater is characterized as being __________ and strong.
outer, leathery
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The falx cerebri separates the right and left __________ hemispheres.
cerebral
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The middle layer of the meninges is known as __________ mater.
arachnoid
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CSF is found in the space between the __________ mater and the pia mater.
arachnoid
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Pia mater is described as being thin and __________.
transparent
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The tentorium cerebelli separates the __________ and cerebellum.
cerebrum
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The transverse sinus forms at the intersection of all three __________ folds.
dural
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The __________ layer of the meninges is the deepest.
pia
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The __________ contains clusters of gray matter in the brain stem.
nuclei
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White matter in the brain is found around __________ in the brain stem.
nuclei
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The longitudinal fissure is a sagittal fold that divides the cerebrum into __________ hemispheres.
R and L
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The __________ layer is deep to the dura mater.
arachnoid
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Neuroglia are present in both __________ and white matter.
gray
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The cerebral cortex is the outer surface of gray matter covering the __________.
cerebrum
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The __________ comprises the superior region of the brain.
cerebrum
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The outer layer of white matter in the spinal cord is __________.
one
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The __________ is inferior to the midbrain in the brain stem.
pons
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The large folds in the CNS are referred to as __________.
fissures
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The diencephalon region contains the __________ and thalamus.
hypothalamus
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The space between layers of the meninges contains __________ fluid.
cerebrospinal
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The __________ is a small, bun-shaped region located posterior to the brain stem.
cerebellum
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Neuroglia support neurons in both gray and __________ matter.
white
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The gray matter surrounding the hollow spaces in the brain is called __________ gray matter.
inner
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Clusters of nuclei can be found in the brain stem, diencephalon, __________, and cerebrum.
cerebellum
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The __________ fibers connect the arachnoid mater to the pia mater.
trabeculae
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The transverse fissure separates the __________ from the cerebellum.
cerebrum
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The major function of the gray matter is __________ within the CNS.
integration
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The outer gray matter layer of the cerebellum is called __________ cortex.
cerebellar
50
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CSF helps to __________ the CNS.
protect
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Meninges consist of three layers: dura mater, arachnoid mater, and __________ mater.
pia
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The __________ fissure is a transverse fold in the CNS.
transverse
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The brain contains two types of matter: gray and __________ matter.
white
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Pia mater is __________ attached to the surface of the brain.
intimately
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The __________ is just inferior to the thalamus in the brain stem.
midbrain
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The outermost layer of the meninges, dura mater, is __________ and dense.
leathery
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