Local, regional, and statewide news continually updated from thousands of sources on the web. Tell me when there are new stories. DPS investigating Thursday morning fatality in Yoakum County.
An eyespot, often called a stigma (derived from Greek for spot), is a heavily-pigmented organelle located near the cell membrane that seems to function in light reception in â¦ certain single-celled organisms.
That thing is called a retinoscope. Or an opthalomoscope. However, an opthalmoscope is a more general bit of equipment, being used to examine the inside of the eye as a whoâ¦le, lens, retina, cornea, and optic nerve. 2 people found this useful.