intro to cns terms Flashcards
1
Q
soma
A
cell body of a neuron
2
Q
synapse
A
gap between neurones where neurones communicate with one another
3
Q
tracts of white matter
A
location of the pathway
4
Q
commissure of white matter
A
tract connects hemispheres
5
Q
lemniscus
A
narrow strip of fibres
6
Q
capsule
A
sheet of white matter fibres which borders a nucleus (grey matter)
7
Q
column
A
longitudinally running fibres
8
Q
how much of the visible surface does the cortex make up
A
90&
9
Q
thickness of cortex
A
10mm
10
Q
why are there folds and grooves in the cortex of the brain
A
increase surface area
11
Q
functions of frontal lobe
A
- decision making
- skilled voluntary movements
12
Q
functions of parietal lobe
A
- perception of body
- visuospatial localisation
13
Q
functions of temporal lobe
A
- auditory perception
- cognition
- memory
14
Q
functions of occipital lobe
A
- visual perception
15
Q
lobes of the forebrain
A
frontal
parietal
temporal
occipital
