Originally: any of the light-sensitive cells in the retina of the eye. In later use: spec. any of a class of cells containing the visual pigment…
| 单词 | θ27541 |
| 释义 | the world > life > the body > sense organ > sight organ > parts of sight organ > [noun] > retina > rods or cones (4) rod1844 Originally: any of the light-sensitive cells in the retina of the eye. In later use: spec. any of a class of cells containing the visual pigment… cone1867 Physiology. One of the minute cone-shaped bodies which form, with the ‘rods’, the bacillary layer of the retina. rod cell1877 An elongated light-sensitive cell in the retina; = rod, n.1 13. myoid1900 A section of the inner segment of a retinal rod or cone, which in certain vertebrates can contract and elongate in response to changes in light… |
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