6.5 Neurons and Synapses

Steve Harton
Mind Map by Steve Harton, updated more than 1 year ago
Steve Harton
Created by Steve Harton almost 6 years ago
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DP IB Biology (06 Human Physiology) Mind Map on 6.5 Neurons and Synapses, created by Steve Harton on 06/04/2014.
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6.5 Neurons and Synapses
1 NATURE OF SCIENCE
1.1 Cooperation and collaboration
1.1.1 Research into memory and learning
2 NEURONS TRANSMIT ELECTRICAL IMPULSES
2.1 Myelination of nerve fibres
2.1.1 Allows for saltatory conduction
2.2 Analysis of oscilloscope traces
2.2.1 Resting potential
2.2.1.1 Neurons pump Na+ and K+ across their membranes to generate it
2.2.2 Action potential
2.2.2.1 Depolarisation and repolarisation of the neuron
2.2.2.1.1 Propagation of nerve impulses
2.2.3 Threshold potential
2.2.3.1 A nerve impulse is only initiated if the threshold potential is reached
3 SYNAPSES
3.1 Pre vs Postsynaptic neurons
3.1.1 Neurotransmitter
3.1.1.1 Secretion and reabsorption of aceylcholine by neurons
3.1.1.1.1 Pesticides
3.1.1.1.1.1 Blocking of synaptic transmission at cholinergic synapses in insects by binding of neonicotinoid pesticides to acetylcholine receptors
3.1.1.1.2 Development of numerous pharmaceuticals for the treatment of mental disorders
3.1.1.1.3 Aim 8
3.1.1.1.3.1 Social effects of the abuse of psychoactive drugs
3.1.1.1.3.1.1 Neurotoxin Botox for cosmetic treatments
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