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【单选题】
Which statement is not true concerning the anal canal?A.
It is about 1/2 inches (3.8 cm) long.
B.
It pierces the urogenital diaphragm.
C.
It is related laterally to the external anal sphincter.
D.
It is the site of an important portal-systemic anastomosis.
E.
The mucous membrane of the lower half receives its arterial supply from the inferior rectal artery.
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El Novecentismo
C.
Fauvismo
D.
El Vanguardismo
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A.
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B.
为管理者提供真实正确的经济信息，当好参谋
C.
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代替领导决策，参与经营管理活动
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