Conduction

The transfer of heat to a substance or object in contact with the body.


The act of transmitting or conveying certain forms of energy from one point to another without evident movement in the conducting body.


The process of passing heat, sound or nervous impulses from one part of the body to another.


Transport of energy through a system, as impulses through the nerves or as sound waves to the inner ear. For example, the cardiac conduction system carries the electrical impulse throughout the heart muscle, causing it to contract.


The process whereby a state of excitation affects adjacent portions of a tissue or cell, so that the disturbance is transmitted to remote points. Conduction occurs not only in the fibers of the nervous system but also in muscle fibers.


The phenomenon of dissipation of thermal energy from the body by virtue of the transmission of heat from the body to the molecules of objects that are relatively cold and in physical contact with the surface of the body.


The transmission of specific types of energy, such as nerve impulses and sound waves, within a system, is referred to as the propagation of energy.


 


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