Search Results for: voltage
Depolarization
Depolarization is the removal of polarity by a process or action. It might also be used to describe how such activity leads... Read More
Axon hillock
Axon Hillock Definition What is axon hillock? If you are familiar with the different parts of the neuron, the axon hillock... Read More
Resting potential
Resting Potential Definition The resting potential of a cell is defined as the difference in electrical potential across... Read More
Sarcolemma
Sarcolemma Definition What is the sarcolemma? It is the thin, transparent, extensible plasma membrane of the muscle cell.... Read More
Neural Control Mechanisms
Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... Read More
Inhibitory postsynaptic potential
Inhibitory Postsynaptic Potential Definition An inhibitory postsynaptic potential is a type of synaptic potential. It is... Read More
Homeostasis
Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More
Generation of resting membrane potential
Stephen H. Wright Department of Physiology, College of Medicine, University of Arizona, Tucson, Arizona 85724... Read More
Endoplasmic reticulum
Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More
Gated ion channel
(Science: physiology) transmembrane proteins of excitable cells, that allow a flux of ions to pass only under defined... Read More
Modulation
modulation --> neuromodulation alteration in the effectiveness of voltage gated or ligand gated ion channels by changing... Read More
Movement of Molecules Across Cell Membranes
Diffusion Diffusion is essentially the movement of molecules from a region of higher concentration to a region of lower... Read More
Nervous tissue
Nervous Tissue Definition Nerve cells (or neurons) and their associated cells, such as neuroglia cells, make up nervous... Read More
Electroporation
Definition noun, plural: electroporations A non-chemical method that transfers the genetic material into the recipient cell... Read More
Electrophoresis
Electrophoresis (Science: technique) separation of ionic molecules, (principally proteins) by the differential migration... Read More
Diaphoresis
What is Diaphoresis? Diaphoresis is referred to excessive or profuse perspiration or sweating which may be due to... Read More
Neurophysiology
Definition noun A branch of neuroscience that is concerned with the physiology of the nervous system Supplement Neuroscience... Read More
Feedback regulation
Feedback regulation (Science: physiology) control mechanism that uses the consequences of a process to regulate the rate at... Read More
Cell adhesion
Cell Adhesion Definition Cell adhesion is the process in which a cell uses a specialized complex of proteins to get... Read More
Microelectrode
Definition noun, plural: microelectrodes An electrode with a tip having dimensions of the order of one micrometer, thereby... Read More