nervous system Flashcards
cns
pns
sympathetic vs parasympathetic
neurones
An individual nerve cell
what are the different neuron types
bipolar
unipolar
multipolar
pyrimadal cell
The spinal cord
surrounded bythe threemeninges, CSFand the hardbony casing ofthe vertebralcolumn
Autonomic nervous system
The brain
around 1.5kg.*
everything that makes uphuman consciousness.* protected by the skull,
– three layers of membrane, called themeninges*
Pia mater* Arachnoid* Dura mater–
In between the meningesthere is a layer of cerebrospinal fluid (CSF).This acts as a cushion tothe brain.
nervous transmission
The synapse and the synaptic transmission
Efferent vs affterent
efferent- the axon is carrying nerve implulses from the nerve cell body away out towards the periphery
Afferent will carry information in towards the cns
