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 Settlers in United States in the 17th Century. 1  William White and his wife Susannah, who immigrated to Plymouth in 1620 with their sons Resolve and Peregrine (the latter born in Cape Cod Harbour on board the Mayflower in 1620, thus becoming the first child of English descent born in New England)