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.
Sacajawea helped Lewis and Clark on their expedition. Sacagawea was  16 or 17 when she and her husband, Toussaint Charbonneau, joined  the Lewis and Clark expedition on Nove â¦ mber 4, 1804.Later study  suggests that through most of the journey she was not so much a  guide as a mediator.acajawea helped Lewis and Clark on their expedition. Sacagawea was  16 or 17 when she and her husband, Toussaint Charbonneau, joined  the Lewis and Clark expedition on Nove â¦ mber 4, 1804.