sensory transduction

sensory transduction
the process by which a sensory receptor converts a stimulus from the environment into an action potential for transmission to the brain. See also organa sensuum under organum.

Medical dictionary. 2011.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • Sensory receptor — In a sensory system, a sensory receptor is a structure that recognizes a stimulus in the internal or external environment of an organism. In response to stimuli the sensory receptor initiates sensory transduction by creating graded potentials or… …   Wikipedia

  • Transduction (physiology) — In physiology, transduction is the conversion of a stimulus from one form to another. Transduction in the nervous system typically refers to synaptic events wherein an electrical signal, known as an action potential, is converted into a chemical… …   Wikipedia

  • Sensory substitution — means to transform the characteristics of one sensory modality into stimuli of another sensory modality. It is hoped that sensory substitution systems can help handicapped people by restoring their ability to perceive a certain defective sensory… …   Wikipedia

  • transduction — (1) The transfer of a gene from one bacterium to another by a bacteriophage. In generalized transduction any gene may be transferred as a result of accidental incorporation during phage packaging. In specialized transduction only specific genes… …   Dictionary of molecular biology

  • transduction — 1. Transfer of genetic material (and its phenotypic expression) from one cell to another by viral infection. 2. A form of genetic recombination in bacteria …   Medical dictionary

  • Signal transduction — In biology, signal transduction refers to any process by which a cell converts one kind of signal or stimulus into another. Most processes of signal transduction involve ordered sequences of biochemical reactions inside the cell, which are… …   Wikipedia

  • Olfactory transduction — is a series of events in which odor molecules are detected by olfactory receptors and chemical signals are transformed into electrical signal to the brain where they are perceived as smells.[1] Once ligands (odorant particles) bind to specific… …   Wikipedia

  • signal transduction — The cascade of processes by which an extracellular signal (typically a hormone or neurotransmitter) interacts with a receptor at the cell surface, causing a change in the level of a second messenger (for example calcium or cyclic AMP) and… …   Dictionary of molecular biology

  • Adequate stimulus — The adequate stimulus is a property of a sensory receptor that determines the type of energy to which a sensory receptor responds to with the initiation of sensory transduction.A sensory receptor s adequate stimulus is determined by the signal… …   Wikipedia

  • Cyclic nucleotide-gated ion channel — Cyclic nucleotide gated (CNG) ion channels are ion channels that function in response to the binding of cyclic nucleotides. CNG channels are nonselective cation channels that are found in the membranes of various types of cells. Signal… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”