Definición de receptor en inglés:

receptor

Saltos de línea: re|cep|tor
Pronunciación: /rɪˈsɛptə
 
/

sustantivo

Physiology
  • 1An organ or cell able to respond to light, heat, or other external stimulus and transmit a signal to a sensory nerve: the retina of the octopus has up to 20 million light receptors
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    • In the special sense organs, such as the eye and the ear, highly specialized receptors respond to light and sound.
    • Our own skin contains a battery of touch receptors that produce nerve signals when pressed.
    • However, they have some ability to sense light through receptors in the epidermis.
  • 1.1A region of tissue, or a molecule in a cell membrane, which responds specifically to a particular neurotransmitter, hormone, antigen, or other substance: when viruses succeed in binding to cell membrane receptors they still have to enter the cell before they can replicate
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    • When the neurotransmitter binds with the receptor, the next cell responds accordingly.
    • Hormones work by docking with a specific receptor on a cell, which then responds by turning on genes.
    • Finally, the presence of a specific receptor in the target tissue is required for a hormone to have its effect.

Origen

early 20th century: coined in German from Latin receptor, from recept- 'taken back', from the verb recipere (see receive).

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Palabra del día skosh
Pronunciación: skəʊʃ
noun
a small amount; a little