Examples of prescribed amphetamines include: Amphetamines stimulate the central nervous system and the sympathetic part of the peripheral nervous system. Experts say that amphetamines enhance the synaptic activity of three neurotransmitters-dopamine, serotonin and norepinephrine.mphetamines stimulate the central nervous system and the sympathetic part of the peripheral nervous system. Experts say that amphetamines enhance the synaptic activity of three neurotransmitters-dopamine, serotonin and norepinephrine.
Somalia is located on the Horn of Africa, a peninsula on the eastern coast of Africa that separates the Gulf of Aden to the north and the Indian Ocean to the east and south. The country also shares borders with Kenya, Ethiopia, and Djibouti.
Save. South Africaâs largest neighbors are oceans. The country is bordered by the Indian Ocean to the east and the Atlantic Ocean to the west. South Africaâs interior is semiarid; largely made up of dry scrub and desert.There are no navigable rivers and no large lakes in South Africa. The largest rivers are the Limpopo and the Orange rivers.Navigating the waters near South Africa is difficult due to strong ocean currents. The Portuguese explorer, Bartholomew Diaz, was the first to sail around the Cape of Good Hope in 1488, a historic achievement that opened the way for exploration of the New World.he largest rivers are the Limpopo and the Orange rivers. Navigating the waters near South Africa is difficult due to strong ocean currents. The Portuguese explorer, Bartholomew Diaz, was the first to sail around the Cape of Good Hope in 1488, a historic achievement that opened the way for exploration of the New World.