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There are two meanings listed in OED's entry for the noun spherule. See ‘Meaning & use’ for definitions, usage, and quotation evidence.
Rod cells are photoreceptor cells in the retina of the eye that can function in lower light better than the other type of visual photoreceptor, cone cells. Rods are usually found concentrated at the outer edges of the retina and are used in peripheral vision.
The rod spherule is the pear-shaped ending of a retinal rod cell, which synapses with the bipolar and horizontal cells in the outer plexiform layer (Dorland, 2011).
Jul 25, 2023 · Innervation of the eyeball and surrounding structures is provided by the optic, oculomotor, trochlear, abducens and trigeminal cranial nerves. This article covers the anatomy, function and clinical relevance of the vessels and nerves of the eye.
spherule. A very small sphere or globule.... Click for English pronunciations, examples sentences, video.
The meaning of SPHERULE is a little sphere or spherical body. How to use spherule in a sentence.
sphe·rule. (sfēr'yūl) A thick-walled, nonbudding structure recognized as the tissue form of Coccidioides immitis; variable in size, it may contain endospores or granular material. When the spherule ruptures, it releases endospores into the surrounding tissues.
