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.
Ninety percent of all tourists in Jamaica originated in North America, with about 75 percent coming from the United States. Europeans and Latin Americans made up the remaining 10 percent. Canadians and Europeans tended to stay longer than Americans, whose average stay was roughly one week.