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3 meninges (in Humans)
Cerebrospinal Fluid
(in mammals) CNS includes:
(in mammals) PNS includes:
afferent
efferent
Cerebral Cortex features
Spinal Nerves
Dorsal Roots
Dorsal Root Ganglia
Ventral Roots
Congregations of neural cell bodies
Nuclei
Nissl Stain
White Matter
Grey Matter
"The Neuron Doctrine"
Glial Cells
Glial Cell Functions
Soma
Dendrite
Myelin
Direction of information flow along neuron bodies
Conductance
How mV is measured:
Concentration Differences
Electrical potential difference
Ion Pumps
Concentration of Na+
Concentration of K+
At "rest" the membrane is permeable to this ion
Resting Membrane Potential
Voltage Gated Channels
Graded potentials
Action Potential
Threshold Potential
Absolute Refractory period
Relative Refractory period
hyper-polarization
Direction of travel of Action Potential
Unmyelinated Axons
Types of glial cells that provide myelination for axons
Nodes of Ranvier
Myelin is composed of this
Saltatory Conduction
Synapses
Electrical Synapses
Chemical synapses
Activation of Chemical Synapses (step by step)
Neurotransmitters
Acetylcholine (ACh)
Nicotine
Muscarine
Atropine
GABA-A receptor
D1 receptors
mAChRs
Photoreceptors
Rods
Cones
Rhodopsin
Vitreous Humour
Bipolar cells
Retinal Ganglion Cells
Optic Nerve
fovea
Optic Chiasm
