During emergency surgery, it was found that a chronic gastric ulcer had perforated the posterior wall of the stomach and eroded a large artery running immediately posterior to the stomach. The artery is the :
A.
Gastroduodenal
B.
Common hepatic
C.
Left gastroepiploic
D.
Splenic
E.
Superior mesenteric
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
皮皮学刷刷变学霸
举一反三
【单选题】For a good that is taxed, the area on the relevant supply-and-demand graph that represents government’s tax revenue is a
A.
triangle.
B.
rectangle.
C.
trapezoid (梯形).
D.
None of the above is correct; government’s tax revenue is the area between the supply and demand curves, above the horizontal axis, and below the effective price to buyers.