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The Sick and Hurt Commissioners are credited with the eradication of scurvy from the Royal Navy by putting to use the ideas of Johann Bachstrom and James Lind, who believed lemons, limes or other citrus fruits could help prevent the disease. In his 1734 book Observationes circa scorbutum ("Observations on Scurvy"), Bachstrom wrote that:
Bachstrom was born in 1688 the son of a barber near Rawicz, [1] [2] Poland. By 1708 he studied theology in Halle and since March 1710 in Jena [1] [2] in Germany. He moved to Stroppen in Silesia to become a preacher, but was refused based on doubts about his orthodoxy. In 1717 he became a professor at the gymnasium of ToruĊ. He was expelled ...
Scurvy is a deficiency disease (state of malnutrition) resulting from a lack of vitamin C (ascorbic acid). [1] Early symptoms of deficiency include weakness, fatigue, and sore arms and legs. [1] [2] Without treatment, decreased red blood cells, gum disease, changes to hair, and bleeding from the skin may occur.
In the following two years, Quizlet reached its 1,000,000th registered user. [10] Until 2011, Quizlet shared staff and financial resources with the Collectors Weekly website. [11] In 2011, Quizlet added the ability to listen to content using text-to-speech. [12]
In June 2015, the exam was changed to AP World History: Modern. [1] The new exam only includes material from 1250 C.E. onwards. Students first took the new course in the 2019–20 school year. The College Board announced the development of AP World History: Ancient, which focuses exclusively on earlier periods, including prehistory. [2]
It was first charted by the British Graham Land Expedition, 1934–37, under John Rymill, and named by the UK Antarctic Place-Names Committee in 1959 for Johann Bachstrom, the author in 1734 of a classic pamphlet recognizing scurvy as a nutritional deficiency disease and prescribing the necessary measures for its prevention and cure. [1]
The origin of language, its relationship with human evolution, and its consequences have been subjects of study for centuries.Scholars wishing to study the origins of language draw inferences from evidence such as the fossil record, archaeological evidence, contemporary language diversity, studies of language acquisition, and comparisons between human language and systems of animal ...
However, early forms of world history were not truly global and were limited to only the regions known by the historian. In Ancient China, Chinese world history, that of China and the surrounding people of East Asia was based on the dynastic cycle articulated by Sima Qian c. 100 BC. Sima Qian's model is based on the Mandate of Heaven.