When seen in section, each cell consists of an outer non-pigmented part containing a large oval nucleus and an inner pigmented portion which extends as a series of straight thread-like processes between the rods, this being especially the case when the eye is exposed to light.
wˌɛn sˈiːn ɪn sˈɛkʃən, ˈiːtʃ sˈɛl kənsˈɪsts əvən ˈaʊɾɚ nˈɑːnpɪɡmˈɛntɪd pˈɑːɹt kəntˈeɪnɪŋ ɐ lˈɑːɹdʒ ˈoʊvəl nˈuːklɪəs ænd ɐn ˈɪnɚ pɪɡmˈɛntɪd pˈoːɹʃən wˌɪtʃ ɛkstˈɛndz æz ɐ sˈɪɹiz ʌv stɹˈeɪt θɹˈɛdlˈaɪk pɹˈɑːsɛsᵻz bᵻtwˌiːn ðə ɹˈɑːdz, ðɪs bˌiːɪŋ ɪspˈɛʃəli ðə kˈeɪs wɛn ðɪ ˈaɪ ɪz ɛkspˈoʊzd tə lˈaɪt.