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.
In 1989, there were an estimated 4.6 million Africans of European ancestry on the continent. Most are of Dutch, British, Portuguese, German, French, and to a lesser extent, Italian, Spanish, Greek, Jewish, or Irish descent. The majority once lived along the Mediterranean coast, South Africa, or in Zimbabwe.n 1989, there were an estimated 4.6 million Africans of European ancestry on the continent. Most are of Dutch, British, Portuguese, German, French, and to a lesser extent, Italian, Spanish, Greek, Jewish, or Irish descent. The majority once lived along the Mediterranean coast, South Africa, or in Zimbabwe.