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Anatomy of the nervous system
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Lecture notes of 11 pages for the course Biology of disease at University of Wolverhampton (Anatomy of the Ns)
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Anatomy of the Nervous SystemBiology of Disease 1 – MS&CP 2020-2021
The Nervous System
Label the neurone below:
Cell body/soma
dendrites
What is the difference between white matter and grey matter?
o Cell bodies form the grey matter axon
o White matter forms a large range of myelinated axons
What is the difference between a nucleus and a ganglion?
o NUCLEUS: Clusters of cell bodies in the CNS
o Ganglion: clusters of cell bodies in the PNS
The Central Nervous System
List the components of the CNS:
o The brain and the Spinal cord
Meninges
Name the meninges that surround the CNS from the outermost to the innermost
layer:
o DURA matter: strong, thick and dense membrane composed of dense fibrous
tissue. Attached to bones of the skull
o ARACHNOID: Thin and fibrous tissue
o PIA: thin on the surface of the brain and spinal cord- fibrous tissue
What circulates in the subarachnoid space?
The subarachnoid space is filled with circulating CSF, which also provides
a liquid cushion to the brain and spinal cord.
1
, Anatomy of the Nervous System
Biology of Disease 1 – MS&CP 2020-2021
Cerebrum
Label the different lobes and the longitudinal fissure on the image below:
LONGITUDINAL
FRONTAL FISSURE
LOBE
PARIETAL
LOBE
OCCIPITAL
LOBE
Is this image a medial, lateral, superior or inferior view of the brain?
o Superior view
The falx cerebri is a fold of _________DURA_________________ found between the
_______CEREBRAL HEMISPHERES___________________ and the
__________________________.
Name the two other folds of dura and note the regions of the CNS that they
separate:
o
What structure is found in the depths of the longitudinal fissure connecting the left
and right hemispheres? Is it a white matter or a grey matter structure?
o Corpus Callosum (WHITE MATTER)
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