These spasms can affect any segment, or portion, of the iris and involve the iris dilator muscle. Contractions of the iris dilator muscle, a smooth muscle of the eye running radially in the iris, can cause irregular distortion of the pupil, thus making the pupil look tadpole shaped and giving this condition its name. Episodic segmental iris mydriasis was first described and termed âtadpole pupilâ in 1912 by HS Thompson
Updated August 22, 2017. Long Term Evolution is a wireless broadband technology designed to support roaming internet access by cell phones and handheld devices. Because LTE offers significant improvements over older cellular communication standards, some refer to it as a 4G technology, along with WiMax.
Molecular evolution is a change in the sequence composition of cellular molecules such as DNA, RNA, and proteins across generations.The field of molecular evolution uses principles of evolutionary biology and population genetics to explain patterns in these changes.olecular evolution is a change in the sequence composition of cellular molecules such as DNA, RNA, and proteins across generations.