Organs Without Dual Innervation. Although most organs are innervated by both sympathetic and parasympathetic nerves, some-including the adrenal medulla, arrector pili muscles, sweat glands, and most blood vessels-receive only sympathetic innervation.
The Jamaica Tourist Board (JTB) was established in 1955 by Tourist Board Law 61 of 1954 â¦ over 450 years after the famous declaration by Christopher Columbus that Jamaica was the âfairest island that eyes have beheld â¦â The JTB came under the aegis of the Ministry of Trade and Industry.
The Arawak Indians, early residents who arrived from South America around 650 AD, named the island Xaymaca or âland of wood and water.â They lived peacefully on the land and the seaâs bounty. Jamaica, the Caribbeanâs third-largest island, was visited by Christopher Columbus in 1494 on his second voyage to the New World. When the Spanish arrived later, they were welcomed by the Arawaks, inventors of the hammock. In return, the Indians were executed or taken as slaves.