如图,在△ABC中,∠C=90°,AD平分∠BAC,BC=10cm,BD=6cm,则点D到AB的距离为( )cm。
4
— Jane looks really tired and sleepy.
— I’m not surprised at all. She often too late and hasn’t enough sleep.
A.stays up
B.looks out
C.gives up
D.works out
患者,男性,37岁。上腹隐痛伴乏力、心悸3天。间断解柏油样便。查体:心率每分钟90次,血压105/65mmHg。
最常见的上消化道大出血的消化性溃疡部位是()
A.胃-空肠吻合口溃疡
B.十二指肠球部后壁溃疡
C.胃小弯溃疡
D.十二指肠球部前壁溃疡
E.胃窦部溃疡