Structure [edit]. The abdominal aorta begins at the level of the diaphragm, crossing it via the aortic hiatus, technically behind the diaphragm, at the vertebral level of T12. It travels down the posterior wall of the abdomen, anterior to the vertebral column.tructure [edit]. The abdominal aorta begins at the level of the diaphragm, crossing it via the aortic hiatus, technically behind the diaphragm, at the vertebral level of T12. It travels down the posterior wall of the abdomen, anterior to the vertebral column.
Lewis and Clark had to think ahead and plan for times when wild game would be unavailable or in short supply. Their keelboat was stocked with nearly 7 tons of dry goods, including flour, salt, coffee, pork, meal, corn, sugar, beans and lard.
During the winter of 1804 Lewis and Clark interviewed several men to hire a guide. Sacagawea was pregnant for the first time and was married to Charbonneau. Charbonneau was hired because of his wife who spoke Shoshone because Lewis and Clark knew they would need help from these tribes.She was given the nickname of Janey by Clark and delivered her son, Jean Baptiste on 2/11/1805. In April of the same year the expedition headed out.acagawea was pregnant for the first time and was married to Charbonneau. Charbonneau was hired because of his wife who spoke Shoshone because Lewis and Clark knew they would need help from these tribes.