'Metabotropic receptors' diaporamas de présentation

Synapses: Electro-Chemical Signalling and Decision Making

610 views • 34 slides

Introduction to CNS

Introduction to CNS. Types of ion channels 1- voltage-gated 2-legends-gated Voltage-gated channel A voltage Sensor component of the protein controls the gating (broken arrow ) of the channel. Voltage-gated channels respond to changes in the membrane potential of the cell.

857 views • 32 slides

Introduction to CNS

Introduction to CNS. Types of ion channels 1- voltage-gated 2-legends-gated Voltage-gated channel A voltage Sensor component of the protein controls the gating (broken arrow ) of the channel. Voltage-gated channels respond to changes in the membrane potential of the cell.

672 views • 32 slides

THE AUSTRALIAN NATIONAL UNIVERSITY

THE AUSTRALIAN NATIONAL UNIVERSITY. Functional Aspects of Excitation & Inhibition Christian Stricker Associate Professor for Systems Physiology ANUMS/JCSMR - ANU Christian.Stricker@anu.edu.au http:/ /stricker.jcsmr.anu.edu.au/Excitation&Inhibition.pptx. Neurophysiology Lectures.

424 views • 32 slides

Receptors and transduction mechanisms II

Receptors and transduction mechanisms II. Chapter 12 The Neuron by Levitan and Kacsmarek. Metabotropic receptors (G-protein-coupled receptors, GPCR. Metabotropic receptors (G-protein-coupled receptors, GPCR).

525 views • 21 slides

Neurotransmitter Receptors

Neurotransmitter Receptors. Receptors that Mediate the Postsynaptic Actions of Neurotransmitters. Events from Neurotransmitter Release to Postsynaptic Excitation or Inhibition. Na+ and K+ Movements During EPCs and EPPs. Summation of Postsynaptic Potentials.

188 views • 16 slides

Ionotropic receptors form a pore

unbound, closed. bound, open. Ionotropic receptors form a pore. unbound unactivated. bound activated. Metabotropic receptors are activated. no pore!. AMPA receptor activation alone. Mg ++ block intact rapid, brief, and small EPSP (Na + ). NMDA receptor activation alone.

459 views • 14 slides

Synaptic transmission

Synaptic transmission. Communication between neurons and other body cells: Other neurons, glands, and muscles. Chemical communication. Neurotransmitters Neuromodulators and ectopic synapses Hormones Pheromones. Structure of the synapse. Terminal button and presynaptic membrane

705 views • 11 slides