Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes

The mechanism of signals transmitting in a single neuron has been modelled in mathematical neuroscience since the past few decades. One of the well-known mathematical neuronal models is the Hodgkin-Huxley (HH) model that models the dynamics of ionic channels embedded along the axon. When paramete...

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Main Author: Razali, Nur Shafika Abel
Format: Thesis
Language:English
Published: 2019
Subjects:
Online Access:http://eprints.usm.my/48237/
http://eprints.usm.my/48237/1/NUR%20SHAFIKA%20ABEL%20BINTI%20RAZALI%20cut.pdf
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author Razali, Nur Shafika Abel
author_facet Razali, Nur Shafika Abel
author_sort Razali, Nur Shafika Abel
building USM Institutional Repository
collection Online Access
description The mechanism of signals transmitting in a single neuron has been modelled in mathematical neuroscience since the past few decades. One of the well-known mathematical neuronal models is the Hodgkin-Huxley (HH) model that models the dynamics of ionic channels embedded along the axon. When parameter values are varied, the HH model can show a variety of different qualitative behaviours. This means that the nervous system has been altered and this might relate to some neuronal diseases. New medical diagnosis can be made by bringing the parameter values back to its reasonable range. Thus, it is very important to analyse the dynamical systems of a single neuron model in one- and two-parameters bifurcation diagrams, and to study the stabilities of each parameter regions using computer simulations XPPAut and MatCont. Since a HH model consists of 4-differential equations, scientists have reduced the HH model to two-parameters differential equations to reduce the computational load of a more complex neuronal study. Reduced models such as the FitzHugh-Nagumo (FHN) and Morris-Lecar (ML) models are supposed to be able to explain the dynamical view of the mechanism of a single neuron in a better or simpler way without losing any dynamical properties from the original modelling.
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spelling usm-482372021-02-03T04:09:24Z http://eprints.usm.my/48237/ Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes Razali, Nur Shafika Abel QA1 Mathematics (General) The mechanism of signals transmitting in a single neuron has been modelled in mathematical neuroscience since the past few decades. One of the well-known mathematical neuronal models is the Hodgkin-Huxley (HH) model that models the dynamics of ionic channels embedded along the axon. When parameter values are varied, the HH model can show a variety of different qualitative behaviours. This means that the nervous system has been altered and this might relate to some neuronal diseases. New medical diagnosis can be made by bringing the parameter values back to its reasonable range. Thus, it is very important to analyse the dynamical systems of a single neuron model in one- and two-parameters bifurcation diagrams, and to study the stabilities of each parameter regions using computer simulations XPPAut and MatCont. Since a HH model consists of 4-differential equations, scientists have reduced the HH model to two-parameters differential equations to reduce the computational load of a more complex neuronal study. Reduced models such as the FitzHugh-Nagumo (FHN) and Morris-Lecar (ML) models are supposed to be able to explain the dynamical view of the mechanism of a single neuron in a better or simpler way without losing any dynamical properties from the original modelling. 2019-05 Thesis NonPeerReviewed application/pdf en http://eprints.usm.my/48237/1/NUR%20SHAFIKA%20ABEL%20BINTI%20RAZALI%20cut.pdf Razali, Nur Shafika Abel (2019) Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes. PhD thesis, Universiti Sains Malaysia.
spellingShingle QA1 Mathematics (General)
Razali, Nur Shafika Abel
Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes
title Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes
title_full Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes
title_fullStr Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes
title_full_unstemmed Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes
title_short Dynamical System Study Of The Hodgkin-Huxley, Fitzhugh-Nagumo And Morris-Lecar Models Of Nerve Membranes
title_sort dynamical system study of the hodgkin-huxley, fitzhugh-nagumo and morris-lecar models of nerve membranes
topic QA1 Mathematics (General)
url http://eprints.usm.my/48237/
http://eprints.usm.my/48237/1/NUR%20SHAFIKA%20ABEL%20BINTI%20RAZALI%20cut.pdf