The Spinal Nerves Description There are thirty-one pairs of spinal nerves. These nerves are mixed, having both a sensory and a motor aspect. Their motor fibers begin on the ventral part of the spinal cord at the anterior horns of the gray matter.
1871 - The Ottomans take control of the province of Hasa. 1891 - The Al Saud family are exiled to Kuwait by the Rashidi family. 1902 - Abd-al-Aziz (often known as Ibn Saud) takes control of Riyadh bringing the Al Saud family back into. Saudi Arabia. 1912 - The Ikhwan (Brotherhood) is founded based on Wahhabism; it grows quickly and provides key support. for Abd-al-Aziz.
The Zaydi Mutawakkilite Kingdom of Yemen was established after World War I in North Yemen before the creation of Yemen Arab Republic in 1962. South Yemen remained a British protectorate until 1967. The two Yemeni states united to form the modern republic of Yemen in 1990.ne etymology derives Yemen from yamin, meaning on the right side, as the south is on the right when facing the sunrise. Another derives Yemen from yumn, meaning felicity, as much of the country is fertile. The Romans called it Arabia Felix (Happy Arabia) as opposed to Arabia Deserta (Deserted Arabia).