Diseases that cause Hyper-excitability. Peripheral nerve hyperexcitability (PNH) is any disorders associated with twitching spasms, spontaneous muscular activities, facial tics etc.iseases that cause Hyper-excitability. Peripheral nerve hyperexcitability (PNH) is any disorders associated with twitching spasms, spontaneous muscular activities, facial tics etc.
On April 6, 1652 the first white people (Dutch) arrived in South Africa to establish a settlement at the Cape. Their purpose, initially, was not to colonize the area, but to s â¦ upply fresh food for the men on the Dutch ships sailing on the long route between Europe and India.
White people is a racial classification specifier, depending on context used for people of Caucasian ancestry.The contemporary usage of white people or a white race as a large group of (mainly European) populations contrasting with  black ,  colored  or non-white originates in the 17th century.hite in Brazil is applied as a term to people of European descent, and Middle Easterners of all ethnicities. The census shows a trend of fewer Brazilians of a different descent (most likely mixed) identifying as white people as their social status increases.